Home / 57,526,899.13-79,386,596.74-31,421,410.04

Finding the Fourth Proportional to 57,526,899.13, 79,386,596.74 and 31,421,410.04

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Solution

The fourth proportional to 57,526,899.13, 79,386,596.74 and 31,421,410.04 is: 43,361,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,526,899.13 : 79,386,596.74 = 31,421,410.04 : x
  2. Step 2: Convert to fraction form
    57,526,899.13/79,386,596.74 = 31,421,410.04/x
  3. Step 3: Cross multiply
    57,526,899.13x = 79,386,596.74 × 31,421,410.04
  4. Step 4: Simplify right side
    57,526,899.13x = 2,494,438,808,085,410.50
  5. Step 5: Solve for x
    x = 2,494,438,808,085,410.50/57,526,899.13
  6. Step 6: Final answer
    x = 43,361,259.62

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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.