Home / 19,572,418.40-29,363,293.20-9,466,728.80

Finding the Fourth Proportional to 19,572,418.40, 29,363,293.20 and 9,466,728.80

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Solution

The fourth proportional to 19,572,418.40, 29,363,293.20 and 9,466,728.80 is: 14,202,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572,418.40 : 29,363,293.20 = 9,466,728.80 : x
  2. Step 2: Convert to fraction form
    19,572,418.40/29,363,293.20 = 9,466,728.80/x
  3. Step 3: Cross multiply
    19,572,418.40x = 29,363,293.20 × 9,466,728.80
  4. Step 4: Simplify right side
    19,572,418.40x = 277,974,333,399,284.19
  5. Step 5: Solve for x
    x = 277,974,333,399,284.19/19,572,418.40
  6. Step 6: Final answer
    x = 14,202,349.84

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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.