Home / 42,423,349.20-58,542,574.10-25,931,087.42

Finding the Fourth Proportional to 42,423,349.20, 58,542,574.10 and 25,931,087.42

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Solution

The fourth proportional to 42,423,349.20, 58,542,574.10 and 25,931,087.42 is: 35,783,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423,349.20 : 58,542,574.10 = 25,931,087.42 : x
  2. Step 2: Convert to fraction form
    42,423,349.20/58,542,574.10 = 25,931,087.42/x
  3. Step 3: Cross multiply
    42,423,349.20x = 58,542,574.10 × 25,931,087.42
  4. Step 4: Simplify right side
    42,423,349.20x = 1,518,072,606,778,928
  5. Step 5: Solve for x
    x = 1,518,072,606,778,928/42,423,349.20
  6. Step 6: Final answer
    x = 35,783,893.43

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1.5x scale

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.