Home / 55,851,048.30-83,776,572.45-38,632,359.90

Finding the Fourth Proportional to 55,851,048.30, 83,776,572.45 and 38,632,359.90

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Solution

The fourth proportional to 55,851,048.30, 83,776,572.45 and 38,632,359.90 is: 57,948,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,851,048.30 : 83,776,572.45 = 38,632,359.90 : x
  2. Step 2: Convert to fraction form
    55,851,048.30/83,776,572.45 = 38,632,359.90/x
  3. Step 3: Cross multiply
    55,851,048.30x = 83,776,572.45 × 38,632,359.90
  4. Step 4: Simplify right side
    55,851,048.30x = 3,236,486,698,076,824.50
  5. Step 5: Solve for x
    x = 3,236,486,698,076,824.50/55,851,048.30
  6. Step 6: Final answer
    x = 57,948,539.85

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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.