Home / 9,969,155.40-14,953,733.10-6,142,780.20

Finding the Fourth Proportional to 9,969,155.40, 14,953,733.10 and 6,142,780.20

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Solution

The fourth proportional to 9,969,155.40, 14,953,733.10 and 6,142,780.20 is: 9,214,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,155.40 : 14,953,733.10 = 6,142,780.20 : x
  2. Step 2: Convert to fraction form
    9,969,155.40/14,953,733.10 = 6,142,780.20/x
  3. Step 3: Cross multiply
    9,969,155.40x = 14,953,733.10 × 6,142,780.20
  4. Step 4: Simplify right side
    9,969,155.40x = 91,857,495,602,764.62
  5. Step 5: Solve for x
    x = 91,857,495,602,764.62/9,969,155.40
  6. Step 6: Final answer
    x = 9,214,170.30

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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.