Home / 13,126,360.80-19,655,171.28-10,553,904.48

Finding the Fourth Proportional to 13,126,360.80, 19,655,171.28 and 10,553,904.48

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Solution

The fourth proportional to 13,126,360.80, 19,655,171.28 and 10,553,904.48 is: 15,803,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,126,360.80 : 19,655,171.28 = 10,553,904.48 : x
  2. Step 2: Convert to fraction form
    13,126,360.80/19,655,171.28 = 10,553,904.48/x
  3. Step 3: Cross multiply
    13,126,360.80x = 19,655,171.28 × 10,553,904.48
  4. Step 4: Simplify right side
    13,126,360.80x = 207,438,800,227,159.34
  5. Step 5: Solve for x
    x = 207,438,800,227,159.34/13,126,360.80
  6. Step 6: Final answer
    x = 15,803,222.49

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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.