Home / 71,648,031.60-107,472,047.40-17,795,343.60

Finding the Fourth Proportional to 71,648,031.60, 107,472,047.40 and 17,795,343.60

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Solution

The fourth proportional to 71,648,031.60, 107,472,047.40 and 17,795,343.60 is: 26,693,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,648,031.60 : 107,472,047.40 = 17,795,343.60 : x
  2. Step 2: Convert to fraction form
    71,648,031.60/107,472,047.40 = 17,795,343.60/x
  3. Step 3: Cross multiply
    71,648,031.60x = 107,472,047.40 × 17,795,343.60
  4. Step 4: Simplify right side
    71,648,031.60x = 1,912,502,010,878,487
  5. Step 5: Solve for x
    x = 1,912,502,010,878,487/71,648,031.60
  6. Step 6: Final answer
    x = 26,693,015.40

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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.