Home / 47,887,237.60-71,830,856.40-47,131,410.40

Finding the Fourth Proportional to 47,887,237.60, 71,830,856.40 and 47,131,410.40

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Solution

The fourth proportional to 47,887,237.60, 71,830,856.40 and 47,131,410.40 is: 70,697,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887,237.60 : 71,830,856.40 = 47,131,410.40 : x
  2. Step 2: Convert to fraction form
    47,887,237.60/71,830,856.40 = 47,131,410.40/x
  3. Step 3: Cross multiply
    47,887,237.60x = 71,830,856.40 × 47,131,410.40
  4. Step 4: Simplify right side
    47,887,237.60x = 3,385,489,572,371,866.50
  5. Step 5: Solve for x
    x = 3,385,489,572,371,866.50/47,887,237.60
  6. Step 6: Final answer
    x = 70,697,115.60

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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.