Home / 10,443,137.71-15,681,102.69-8,844,860.34

Finding the Fourth Proportional to 10,443,137.71, 15,681,102.69 and 8,844,860.34

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Solution

The fourth proportional to 10,443,137.71, 15,681,102.69 and 8,844,860.34 is: 13,281,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443,137.71 : 15,681,102.69 = 8,844,860.34 : x
  2. Step 2: Convert to fraction form
    10,443,137.71/15,681,102.69 = 8,844,860.34/x
  3. Step 3: Cross multiply
    10,443,137.71x = 15,681,102.69 × 8,844,860.34
  4. Step 4: Simplify right side
    10,443,137.71x = 138,697,163,270,248.31
  5. Step 5: Solve for x
    x = 138,697,163,270,248.31/10,443,137.71
  6. Step 6: Final answer
    x = 13,281,177.28

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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.