Home / 84,564,669.60-126,847,004.40-27,058,816.80

Finding the Fourth Proportional to 84,564,669.60, 126,847,004.40 and 27,058,816.80

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Solution

The fourth proportional to 84,564,669.60, 126,847,004.40 and 27,058,816.80 is: 40,588,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,669.60 : 126,847,004.40 = 27,058,816.80 : x
  2. Step 2: Convert to fraction form
    84,564,669.60/126,847,004.40 = 27,058,816.80/x
  3. Step 3: Cross multiply
    84,564,669.60x = 126,847,004.40 × 27,058,816.80
  4. Step 4: Simplify right side
    84,564,669.60x = 3,432,329,853,688,394
  5. Step 5: Solve for x
    x = 3,432,329,853,688,394/84,564,669.60
  6. Step 6: Final answer
    x = 40,588,225.20

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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.