Home / 74,423,707.20-111,635,560.80-23,321,390.40

Finding the Fourth Proportional to 74,423,707.20, 111,635,560.80 and 23,321,390.40

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Solution

The fourth proportional to 74,423,707.20, 111,635,560.80 and 23,321,390.40 is: 34,982,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,423,707.20 : 111,635,560.80 = 23,321,390.40 : x
  2. Step 2: Convert to fraction form
    74,423,707.20/111,635,560.80 = 23,321,390.40/x
  3. Step 3: Cross multiply
    74,423,707.20x = 111,635,560.80 × 23,321,390.40
  4. Step 4: Simplify right side
    74,423,707.20x = 2,603,496,495,939,736
  5. Step 5: Solve for x
    x = 2,603,496,495,939,736/74,423,707.20
  6. Step 6: Final answer
    x = 34,982,085.60

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Similar ratio
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1.5x scale

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.