Home / 40,926,681.35-61,390,686.33-11,780,906.88

Finding the Fourth Proportional to 40,926,681.35, 61,390,686.33 and 11,780,906.88

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Solution

The fourth proportional to 40,926,681.35, 61,390,686.33 and 11,780,906.88 is: 17,671,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926,681.35 : 61,390,686.33 = 11,780,906.88 : x
  2. Step 2: Convert to fraction form
    40,926,681.35/61,390,686.33 = 11,780,906.88/x
  3. Step 3: Cross multiply
    40,926,681.35x = 61,390,686.33 × 11,780,906.88
  4. Step 4: Simplify right side
    40,926,681.35x = 723,237,958,722,803.88
  5. Step 5: Solve for x
    x = 723,237,958,722,803.88/40,926,681.35
  6. Step 6: Final answer
    x = 17,671,551.54

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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.