Home / 55,363,598.70-83,045,398.05-17,020,130.55

Finding the Fourth Proportional to 55,363,598.70, 83,045,398.05 and 17,020,130.55

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Solution

The fourth proportional to 55,363,598.70, 83,045,398.05 and 17,020,130.55 is: 25,530,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363,598.70 : 83,045,398.05 = 17,020,130.55 : x
  2. Step 2: Convert to fraction form
    55,363,598.70/83,045,398.05 = 17,020,130.55/x
  3. Step 3: Cross multiply
    55,363,598.70x = 83,045,398.05 × 17,020,130.55
  4. Step 4: Simplify right side
    55,363,598.70x = 1,413,443,516,387,715.50
  5. Step 5: Solve for x
    x = 1,413,443,516,387,715.50/55,363,598.70
  6. Step 6: Final answer
    x = 25,530,195.83

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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.