Home / 57,358,268.10-79,154,421.41-31,252,785.93

Finding the Fourth Proportional to 57,358,268.10, 79,154,421.41 and 31,252,785.93

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Solution

The fourth proportional to 57,358,268.10, 79,154,421.41 and 31,252,785.93 is: 43,128,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,268.10 : 79,154,421.41 = 31,252,785.93 : x
  2. Step 2: Convert to fraction form
    57,358,268.10/79,154,421.41 = 31,252,785.93/x
  3. Step 3: Cross multiply
    57,358,268.10x = 79,154,421.41 × 31,252,785.93
  4. Step 4: Simplify right side
    57,358,268.10x = 2,473,796,187,817,870.50
  5. Step 5: Solve for x
    x = 2,473,796,187,817,870.50/57,358,268.10
  6. Step 6: Final answer
    x = 43,128,850.81

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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.