Home / 52,367,930.32-78,554,106.35-15,479,904.69

Finding the Fourth Proportional to 52,367,930.32, 78,554,106.35 and 15,479,904.69

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Solution

The fourth proportional to 52,367,930.32, 78,554,106.35 and 15,479,904.69 is: 23,220,510.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,367,930.32 : 78,554,106.35 = 15,479,904.69 : x
  2. Step 2: Convert to fraction form
    52,367,930.32/78,554,106.35 = 15,479,904.69/x
  3. Step 3: Cross multiply
    52,367,930.32x = 78,554,106.35 × 15,479,904.69
  4. Step 4: Simplify right side
    52,367,930.32x = 1,216,010,079,228,724.25
  5. Step 5: Solve for x
    x = 1,216,010,079,228,724.25/52,367,930.32
  6. Step 6: Final answer
    x = 23,220,510.57

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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.