Home / 13,044,331.80-19,478,655.90-10,652,920.20

Finding the Fourth Proportional to 13,044,331.80, 19,478,655.90 and 10,652,920.20

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Solution

The fourth proportional to 13,044,331.80, 19,478,655.90 and 10,652,920.20 is: 15,907,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044,331.80 : 19,478,655.90 = 10,652,920.20 : x
  2. Step 2: Convert to fraction form
    13,044,331.80/19,478,655.90 = 10,652,920.20/x
  3. Step 3: Cross multiply
    13,044,331.80x = 19,478,655.90 × 10,652,920.20
  4. Step 4: Simplify right side
    13,044,331.80x = 207,504,566,905,959.16
  5. Step 5: Solve for x
    x = 207,504,566,905,959.16/13,044,331.80
  6. Step 6: Final answer
    x = 15,907,642.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.