Home / 22,988,285.60-31,690,871.73-18,084,991.70

Finding the Fourth Proportional to 22,988,285.60, 31,690,871.73 and 18,084,991.70

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Solution

The fourth proportional to 22,988,285.60, 31,690,871.73 and 18,084,991.70 is: 24,931,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988,285.60 : 31,690,871.73 = 18,084,991.70 : x
  2. Step 2: Convert to fraction form
    22,988,285.60/31,690,871.73 = 18,084,991.70/x
  3. Step 3: Cross multiply
    22,988,285.60x = 31,690,871.73 × 18,084,991.70
  4. Step 4: Simplify right side
    22,988,285.60x = 573,129,152,282,041.88
  5. Step 5: Solve for x
    x = 573,129,152,282,041.88/22,988,285.60
  6. Step 6: Final answer
    x = 24,931,356.88

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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.