Home / 12,354,901-18,540,724.02-5,069,677.80

Finding the Fourth Proportional to 12,354,901, 18,540,724.02 and 5,069,677.80

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Solution

The fourth proportional to 12,354,901, 18,540,724.02 and 5,069,677.80 is: 7,607,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,901 : 18,540,724.02 = 5,069,677.80 : x
  2. Step 2: Convert to fraction form
    12,354,901/18,540,724.02 = 5,069,677.80/x
  3. Step 3: Cross multiply
    12,354,901x = 18,540,724.02 × 5,069,677.80
  4. Step 4: Simplify right side
    12,354,901x = 93,995,496,960,120.75
  5. Step 5: Solve for x
    x = 93,995,496,960,120.75/12,354,901
  6. Step 6: Final answer
    x = 7,607,952.26

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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.