Home / 64,178,981.10-96,268,471.65-61,043,697.90

Finding the Fourth Proportional to 64,178,981.10, 96,268,471.65 and 61,043,697.90

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Solution

The fourth proportional to 64,178,981.10, 96,268,471.65 and 61,043,697.90 is: 91,565,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,178,981.10 : 96,268,471.65 = 61,043,697.90 : x
  2. Step 2: Convert to fraction form
    64,178,981.10/96,268,471.65 = 61,043,697.90/x
  3. Step 3: Cross multiply
    64,178,981.10x = 96,268,471.65 × 61,043,697.90
  4. Step 4: Simplify right side
    64,178,981.10x = 5,876,583,500,697,315
  5. Step 5: Solve for x
    x = 5,876,583,500,697,315/64,178,981.10
  6. Step 6: Final answer
    x = 91,565,546.85

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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.