Home / 71,063,075.90-106,514,897.70-40,372,358.15

Finding the Fourth Proportional to 71,063,075.90, 106,514,897.70 and 40,372,358.15

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Solution

The fourth proportional to 71,063,075.90, 106,514,897.70 and 40,372,358.15 is: 60,513,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,063,075.90 : 106,514,897.70 = 40,372,358.15 : x
  2. Step 2: Convert to fraction form
    71,063,075.90/106,514,897.70 = 40,372,358.15/x
  3. Step 3: Cross multiply
    71,063,075.90x = 106,514,897.70 × 40,372,358.15
  4. Step 4: Simplify right side
    71,063,075.90x = 4,300,257,598,255,011
  5. Step 5: Solve for x
    x = 4,300,257,598,255,011/71,063,075.90
  6. Step 6: Final answer
    x = 60,513,248.88

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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.