Home / 45,928,479.11-68,868,798.28-21,660,890.15

Finding the Fourth Proportional to 45,928,479.11, 68,868,798.28 and 21,660,890.15

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Solution

The fourth proportional to 45,928,479.11, 68,868,798.28 and 21,660,890.15 is: 32,480,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928,479.11 : 68,868,798.28 = 21,660,890.15 : x
  2. Step 2: Convert to fraction form
    45,928,479.11/68,868,798.28 = 21,660,890.15/x
  3. Step 3: Cross multiply
    45,928,479.11x = 68,868,798.28 × 21,660,890.15
  4. Step 4: Simplify right side
    45,928,479.11x = 1,491,759,474,036,222
  5. Step 5: Solve for x
    x = 1,491,759,474,036,222/45,928,479.11
  6. Step 6: Final answer
    x = 32,480,053.83

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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.