Home / 30,177,618.74-45,266,442.72-9,982,860.74

Finding the Fourth Proportional to 30,177,618.74, 45,266,442.72 and 9,982,860.74

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Solution

The fourth proportional to 30,177,618.74, 45,266,442.72 and 9,982,860.74 is: 14,974,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,618.74 : 45,266,442.72 = 9,982,860.74 : x
  2. Step 2: Convert to fraction form
    30,177,618.74/45,266,442.72 = 9,982,860.74/x
  3. Step 3: Cross multiply
    30,177,618.74x = 45,266,442.72 × 9,982,860.74
  4. Step 4: Simplify right side
    30,177,618.74x = 451,888,593,868,946.81
  5. Step 5: Solve for x
    x = 451,888,593,868,946.81/30,177,618.74
  6. Step 6: Final answer
    x = 14,974,295.94

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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.