Home / 28,728,209.70-43,092,314.55-9,559,592.10

Finding the Fourth Proportional to 28,728,209.70, 43,092,314.55 and 9,559,592.10

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Solution

The fourth proportional to 28,728,209.70, 43,092,314.55 and 9,559,592.10 is: 14,339,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,209.70 : 43,092,314.55 = 9,559,592.10 : x
  2. Step 2: Convert to fraction form
    28,728,209.70/43,092,314.55 = 9,559,592.10/x
  3. Step 3: Cross multiply
    28,728,209.70x = 43,092,314.55 × 9,559,592.10
  4. Step 4: Simplify right side
    28,728,209.70x = 411,944,949,742,895
  5. Step 5: Solve for x
    x = 411,944,949,742,895/28,728,209.70
  6. Step 6: Final answer
    x = 14,339,388.15

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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.