Home / 47,359,803.60-71,039,705.40-25,786,069.20

Finding the Fourth Proportional to 47,359,803.60, 71,039,705.40 and 25,786,069.20

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Solution

The fourth proportional to 47,359,803.60, 71,039,705.40 and 25,786,069.20 is: 38,679,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359,803.60 : 71,039,705.40 = 25,786,069.20 : x
  2. Step 2: Convert to fraction form
    47,359,803.60/71,039,705.40 = 25,786,069.20/x
  3. Step 3: Cross multiply
    47,359,803.60x = 71,039,705.40 × 25,786,069.20
  4. Step 4: Simplify right side
    47,359,803.60x = 1,831,834,759,392,013.75
  5. Step 5: Solve for x
    x = 1,831,834,759,392,013.75/47,359,803.60
  6. Step 6: Final answer
    x = 38,679,103.80

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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.