Home / 56,850,080.86-78,453,348.00-30,744,598.69

Finding the Fourth Proportional to 56,850,080.86, 78,453,348.00 and 30,744,598.69

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Solution

The fourth proportional to 56,850,080.86, 78,453,348.00 and 30,744,598.69 is: 42,427,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,850,080.86 : 78,453,348.00 = 30,744,598.69 : x
  2. Step 2: Convert to fraction form
    56,850,080.86/78,453,348.00 = 30,744,598.69/x
  3. Step 3: Cross multiply
    56,850,080.86x = 78,453,348.00 × 30,744,598.69
  4. Step 4: Simplify right side
    56,850,080.86x = 2,412,016,700,360,273
  5. Step 5: Solve for x
    x = 2,412,016,700,360,273/56,850,080.86
  6. Step 6: Final answer
    x = 42,427,674.05

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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.