Home / 56,850,117.44-78,453,398.48-30,744,635.18

Finding the Fourth Proportional to 56,850,117.44, 78,453,398.48 and 30,744,635.18

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Solution

The fourth proportional to 56,850,117.44, 78,453,398.48 and 30,744,635.18 is: 42,427,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,850,117.44 : 78,453,398.48 = 30,744,635.18 : x
  2. Step 2: Convert to fraction form
    56,850,117.44/78,453,398.48 = 30,744,635.18/x
  3. Step 3: Cross multiply
    56,850,117.44x = 78,453,398.48 × 30,744,635.18
  4. Step 4: Simplify right side
    56,850,117.44x = 2,412,021,114,352,776
  5. Step 5: Solve for x
    x = 2,412,021,114,352,776/56,850,117.44
  6. Step 6: Final answer
    x = 42,427,724.39

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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.