Home / 15,787,505.60-23,681,258.40-8,985,060.80

Finding the Fourth Proportional to 15,787,505.60, 23,681,258.40 and 8,985,060.80

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Solution

The fourth proportional to 15,787,505.60, 23,681,258.40 and 8,985,060.80 is: 13,477,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787,505.60 : 23,681,258.40 = 8,985,060.80 : x
  2. Step 2: Convert to fraction form
    15,787,505.60/23,681,258.40 = 8,985,060.80/x
  3. Step 3: Cross multiply
    15,787,505.60x = 23,681,258.40 × 8,985,060.80
  4. Step 4: Simplify right side
    15,787,505.60x = 212,777,546,544,510.72
  5. Step 5: Solve for x
    x = 212,777,546,544,510.72/15,787,505.60
  6. Step 6: Final answer
    x = 13,477,591.20

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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.