Home / 19,952,736.60-29,937,917.70-9,711,917.40

Finding the Fourth Proportional to 19,952,736.60, 29,937,917.70 and 9,711,917.40

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Solution

The fourth proportional to 19,952,736.60, 29,937,917.70 and 9,711,917.40 is: 14,572,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952,736.60 : 29,937,917.70 = 9,711,917.40 : x
  2. Step 2: Convert to fraction form
    19,952,736.60/29,937,917.70 = 9,711,917.40/x
  3. Step 3: Cross multiply
    19,952,736.60x = 29,937,917.70 × 9,711,917.40
  4. Step 4: Simplify right side
    19,952,736.60x = 290,754,583,830,398
  5. Step 5: Solve for x
    x = 290,754,583,830,398/19,952,736.60
  6. Step 6: Final answer
    x = 14,572,165.70

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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.