Home / 71,058,752.61-106,598,296.53-21,878,767.08

Finding the Fourth Proportional to 71,058,752.61, 106,598,296.53 and 21,878,767.08

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Solution

The fourth proportional to 71,058,752.61, 106,598,296.53 and 21,878,767.08 is: 32,821,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,058,752.61 : 106,598,296.53 = 21,878,767.08 : x
  2. Step 2: Convert to fraction form
    71,058,752.61/106,598,296.53 = 21,878,767.08/x
  3. Step 3: Cross multiply
    71,058,752.61x = 106,598,296.53 × 21,878,767.08
  4. Step 4: Simplify right side
    71,058,752.61x = 2,332,239,300,904,642
  5. Step 5: Solve for x
    x = 2,332,239,300,904,642/71,058,752.61
  6. Step 6: Final answer
    x = 32,821,281.20

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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.