Home / 10,434,699.88-15,636,087.13-5,577,697.28

Finding the Fourth Proportional to 10,434,699.88, 15,636,087.13 and 5,577,697.28

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Solution

The fourth proportional to 10,434,699.88, 15,636,087.13 and 5,577,697.28 is: 8,358,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434,699.88 : 15,636,087.13 = 5,577,697.28 : x
  2. Step 2: Convert to fraction form
    10,434,699.88/15,636,087.13 = 5,577,697.28/x
  3. Step 3: Cross multiply
    10,434,699.88x = 15,636,087.13 × 5,577,697.28
  4. Step 4: Simplify right side
    10,434,699.88x = 87,213,360,654,844.02
  5. Step 5: Solve for x
    x = 87,213,360,654,844.02/10,434,699.88
  6. Step 6: Final answer
    x = 8,358,013.33

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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.