Home / 64,069,472.16-88,345,025.28-40,827,785.76

Finding the Fourth Proportional to 64,069,472.16, 88,345,025.28 and 40,827,785.76

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Solution

The fourth proportional to 64,069,472.16, 88,345,025.28 and 40,827,785.76 is: 56,297,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,069,472.16 : 88,345,025.28 = 40,827,785.76 : x
  2. Step 2: Convert to fraction form
    64,069,472.16/88,345,025.28 = 40,827,785.76/x
  3. Step 3: Cross multiply
    64,069,472.16x = 88,345,025.28 × 40,827,785.76
  4. Step 4: Simplify right side
    64,069,472.16x = 3,606,931,765,093,624
  5. Step 5: Solve for x
    x = 3,606,931,765,093,624/64,069,472.16
  6. Step 6: Final answer
    x = 56,297,198.08

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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.