Home / 54,649,560.47-81,962,253.81-15,779,578.41

Finding the Fourth Proportional to 54,649,560.47, 81,962,253.81 and 15,779,578.41

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Solution

The fourth proportional to 54,649,560.47, 81,962,253.81 and 15,779,578.41 is: 23,665,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,649,560.47 : 81,962,253.81 = 15,779,578.41 : x
  2. Step 2: Convert to fraction form
    54,649,560.47/81,962,253.81 = 15,779,578.41/x
  3. Step 3: Cross multiply
    54,649,560.47x = 81,962,253.81 × 15,779,578.41
  4. Step 4: Simplify right side
    54,649,560.47x = 1,293,329,810,655,216.25
  5. Step 5: Solve for x
    x = 1,293,329,810,655,216.25/54,649,560.47
  6. Step 6: Final answer
    x = 23,665,877.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.