Home / 16,390,220.80-24,585,331.20-15,550,412.80

Finding the Fourth Proportional to 16,390,220.80, 24,585,331.20 and 15,550,412.80

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Solution

The fourth proportional to 16,390,220.80, 24,585,331.20 and 15,550,412.80 is: 23,325,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,220.80 : 24,585,331.20 = 15,550,412.80 : x
  2. Step 2: Convert to fraction form
    16,390,220.80/24,585,331.20 = 15,550,412.80/x
  3. Step 3: Cross multiply
    16,390,220.80x = 24,585,331.20 × 15,550,412.80
  4. Step 4: Simplify right side
    16,390,220.80x = 382,312,048,984,719.38
  5. Step 5: Solve for x
    x = 382,312,048,984,719.38/16,390,220.80
  6. Step 6: Final answer
    x = 23,325,619.20

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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.