Home / 57,938,612.80-86,919,583.20-16,997,972.80

Finding the Fourth Proportional to 57,938,612.80, 86,919,583.20 and 16,997,972.80

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Solution

The fourth proportional to 57,938,612.80, 86,919,583.20 and 16,997,972.80 is: 25,500,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,938,612.80 : 86,919,583.20 = 16,997,972.80 : x
  2. Step 2: Convert to fraction form
    57,938,612.80/86,919,583.20 = 16,997,972.80/x
  3. Step 3: Cross multiply
    57,938,612.80x = 86,919,583.20 × 16,997,972.80
  4. Step 4: Simplify right side
    57,938,612.80x = 1,477,456,711,020,937
  5. Step 5: Solve for x
    x = 1,477,456,711,020,937/57,938,612.80
  6. Step 6: Final answer
    x = 25,500,381.17

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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.