Home / 47,590,921.60-65,676,442.30-25,862,289.28

Finding the Fourth Proportional to 47,590,921.60, 65,676,442.30 and 25,862,289.28

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Solution

The fourth proportional to 47,590,921.60, 65,676,442.30 and 25,862,289.28 is: 35,690,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,590,921.60 : 65,676,442.30 = 25,862,289.28 : x
  2. Step 2: Convert to fraction form
    47,590,921.60/65,676,442.30 = 25,862,289.28/x
  3. Step 3: Cross multiply
    47,590,921.60x = 65,676,442.30 × 25,862,289.28
  4. Step 4: Simplify right side
    47,590,921.60x = 1,698,543,149,643,828.50
  5. Step 5: Solve for x
    x = 1,698,543,149,643,828.50/47,590,921.60
  6. Step 6: Final answer
    x = 35,690,486.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.