Home / 56,959,490.43-78,604,474.23-30,854,008.26

Finding the Fourth Proportional to 56,959,490.43, 78,604,474.23 and 30,854,008.26

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Solution

The fourth proportional to 56,959,490.43, 78,604,474.23 and 30,854,008.26 is: 42,578,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,959,490.43 : 78,604,474.23 = 30,854,008.26 : x
  2. Step 2: Convert to fraction form
    56,959,490.43/78,604,474.23 = 30,854,008.26/x
  3. Step 3: Cross multiply
    56,959,490.43x = 78,604,474.23 × 30,854,008.26
  4. Step 4: Simplify right side
    56,959,490.43x = 2,425,263,097,165,377.50
  5. Step 5: Solve for x
    x = 2,425,263,097,165,377.50/56,959,490.43
  6. Step 6: Final answer
    x = 42,578,735.85

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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.