Home / 67,557,426.32-93,226,980.48-40,039,017.68

Finding the Fourth Proportional to 67,557,426.32, 93,226,980.48 and 40,039,017.68

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Solution

The fourth proportional to 67,557,426.32, 93,226,980.48 and 40,039,017.68 is: 55,252,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557,426.32 : 93,226,980.48 = 40,039,017.68 : x
  2. Step 2: Convert to fraction form
    67,557,426.32/93,226,980.48 = 40,039,017.68/x
  3. Step 3: Cross multiply
    67,557,426.32x = 93,226,980.48 × 40,039,017.68
  4. Step 4: Simplify right side
    67,557,426.32x = 3,732,716,719,691,735
  5. Step 5: Solve for x
    x = 3,732,716,719,691,735/67,557,426.32
  6. Step 6: Final answer
    x = 55,252,500.32

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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.