Home / 11,280,391.74-15,565,298.31-6,450,562.62

Finding the Fourth Proportional to 11,280,391.74, 15,565,298.31 and 6,450,562.62

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Solution

The fourth proportional to 11,280,391.74, 15,565,298.31 and 6,450,562.62 is: 8,900,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280,391.74 : 15,565,298.31 = 6,450,562.62 : x
  2. Step 2: Convert to fraction form
    11,280,391.74/15,565,298.31 = 6,450,562.62/x
  3. Step 3: Cross multiply
    11,280,391.74x = 15,565,298.31 × 6,450,562.62
  4. Step 4: Simplify right side
    11,280,391.74x = 100,404,931,447,635.17
  5. Step 5: Solve for x
    x = 100,404,931,447,635.17/11,280,391.74
  6. Step 6: Final answer
    x = 8,900,837.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.