Home / 10,071,137.34-13,898,171.52-5,487,458.76

Finding the Fourth Proportional to 10,071,137.34, 13,898,171.52 and 5,487,458.76

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Solution

The fourth proportional to 10,071,137.34, 13,898,171.52 and 5,487,458.76 is: 7,572,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,137.34 : 13,898,171.52 = 5,487,458.76 : x
  2. Step 2: Convert to fraction form
    10,071,137.34/13,898,171.52 = 5,487,458.76/x
  3. Step 3: Cross multiply
    10,071,137.34x = 13,898,171.52 × 5,487,458.76
  4. Step 4: Simplify right side
    10,071,137.34x = 76,265,643,055,406.52
  5. Step 5: Solve for x
    x = 76,265,643,055,406.52/10,071,137.34
  6. Step 6: Final answer
    x = 7,572,694.17

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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.