Home / 57,773,265.12-79,593,111.54-40,342,000.32

Finding the Fourth Proportional to 57,773,265.12, 79,593,111.54 and 40,342,000.32

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Solution

The fourth proportional to 57,773,265.12, 79,593,111.54 and 40,342,000.32 is: 55,578,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773,265.12 : 79,593,111.54 = 40,342,000.32 : x
  2. Step 2: Convert to fraction form
    57,773,265.12/79,593,111.54 = 40,342,000.32/x
  3. Step 3: Cross multiply
    57,773,265.12x = 79,593,111.54 × 40,342,000.32
  4. Step 4: Simplify right side
    57,773,265.12x = 3,210,945,331,216,476
  5. Step 5: Solve for x
    x = 3,210,945,331,216,476/57,773,265.12
  6. Step 6: Final answer
    x = 55,578,394.69

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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.