Home / 71,800,875.64-107,663,522.10-49,088,268.28

Finding the Fourth Proportional to 71,800,875.64, 107,663,522.10 and 49,088,268.28

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Solution

The fourth proportional to 71,800,875.64, 107,663,522.10 and 49,088,268.28 is: 73,606,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,800,875.64 : 107,663,522.10 = 49,088,268.28 : x
  2. Step 2: Convert to fraction form
    71,800,875.64/107,663,522.10 = 49,088,268.28/x
  3. Step 3: Cross multiply
    71,800,875.64x = 107,663,522.10 × 49,088,268.28
  4. Step 4: Simplify right side
    71,800,875.64x = 5,285,015,856,814,509
  5. Step 5: Solve for x
    x = 5,285,015,856,814,509/71,800,875.64
  6. Step 6: Final answer
    x = 73,606,565.51

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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.