Home / 13,663,239.06-18,855,253.93-7,468,326.46

Finding the Fourth Proportional to 13,663,239.06, 18,855,253.93 and 7,468,326.46

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Solution

The fourth proportional to 13,663,239.06, 18,855,253.93 and 7,468,326.46 is: 10,306,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663,239.06 : 18,855,253.93 = 7,468,326.46 : x
  2. Step 2: Convert to fraction form
    13,663,239.06/18,855,253.93 = 7,468,326.46/x
  3. Step 3: Cross multiply
    13,663,239.06x = 18,855,253.93 × 7,468,326.46
  4. Step 4: Simplify right side
    13,663,239.06x = 140,817,191,798,096.38
  5. Step 5: Solve for x
    x = 140,817,191,798,096.38/13,663,239.06
  6. Step 6: Final answer
    x = 10,306,281.78

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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.