Home / 22,900,031.60-34,350,047.40-21,780,287.60

Finding the Fourth Proportional to 22,900,031.60, 34,350,047.40 and 21,780,287.60

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Solution

The fourth proportional to 22,900,031.60, 34,350,047.40 and 21,780,287.60 is: 32,670,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900,031.60 : 34,350,047.40 = 21,780,287.60 : x
  2. Step 2: Convert to fraction form
    22,900,031.60/34,350,047.40 = 21,780,287.60/x
  3. Step 3: Cross multiply
    22,900,031.60x = 34,350,047.40 × 21,780,287.60
  4. Step 4: Simplify right side
    22,900,031.60x = 748,153,911,445,632.25
  5. Step 5: Solve for x
    x = 748,153,911,445,632.25/22,900,031.60
  6. Step 6: Final answer
    x = 32,670,431.40

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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.