Home / 10,137,459.04-13,989,577.64-5,491,156.48

Finding the Fourth Proportional to 10,137,459.04, 13,989,577.64 and 5,491,156.48

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Solution

The fourth proportional to 10,137,459.04, 13,989,577.64 and 5,491,156.48 is: 7,577,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137,459.04 : 13,989,577.64 = 5,491,156.48 : x
  2. Step 2: Convert to fraction form
    10,137,459.04/13,989,577.64 = 5,491,156.48/x
  3. Step 3: Cross multiply
    10,137,459.04x = 13,989,577.64 × 5,491,156.48
  4. Step 4: Simplify right side
    10,137,459.04x = 76,818,959,910,349.11
  5. Step 5: Solve for x
    x = 76,818,959,910,349.11/10,137,459.04
  6. Step 6: Final answer
    x = 7,577,733.20

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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.