Home / 31,363,661.10-47,045,491.65-30,523,853.10

Finding the Fourth Proportional to 31,363,661.10, 47,045,491.65 and 30,523,853.10

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Solution

The fourth proportional to 31,363,661.10, 47,045,491.65 and 30,523,853.10 is: 45,785,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363,661.10 : 47,045,491.65 = 30,523,853.10 : x
  2. Step 2: Convert to fraction form
    31,363,661.10/47,045,491.65 = 30,523,853.10/x
  3. Step 3: Cross multiply
    31,363,661.10x = 47,045,491.65 × 30,523,853.10
  4. Step 4: Simplify right side
    31,363,661.10x = 1,436,009,676,141,876.75
  5. Step 5: Solve for x
    x = 1,436,009,676,141,876.75/31,363,661.10
  6. Step 6: Final answer
    x = 45,785,779.65

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.