Home / 10,368,020.10-15,552,030.15-8,226,509.70

Finding the Fourth Proportional to 10,368,020.10, 15,552,030.15 and 8,226,509.70

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Solution

The fourth proportional to 10,368,020.10, 15,552,030.15 and 8,226,509.70 is: 12,339,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,020.10 : 15,552,030.15 = 8,226,509.70 : x
  2. Step 2: Convert to fraction form
    10,368,020.10/15,552,030.15 = 8,226,509.70/x
  3. Step 3: Cross multiply
    10,368,020.10x = 15,552,030.15 × 8,226,509.70
  4. Step 4: Simplify right side
    10,368,020.10x = 127,938,926,883,667.47
  5. Step 5: Solve for x
    x = 127,938,926,883,667.47/10,368,020.10
  6. Step 6: Final answer
    x = 12,339,764.55

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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.