Home / 15,554,743.80-23,332,115.70-9,879,041.40

Finding the Fourth Proportional to 15,554,743.80, 23,332,115.70 and 9,879,041.40

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Solution

The fourth proportional to 15,554,743.80, 23,332,115.70 and 9,879,041.40 is: 14,818,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,743.80 : 23,332,115.70 = 9,879,041.40 : x
  2. Step 2: Convert to fraction form
    15,554,743.80/23,332,115.70 = 9,879,041.40/x
  3. Step 3: Cross multiply
    15,554,743.80x = 23,332,115.70 × 9,879,041.40
  4. Step 4: Simplify right side
    15,554,743.80x = 230,498,936,949,889.97
  5. Step 5: Solve for x
    x = 230,498,936,949,889.97/15,554,743.80
  6. Step 6: Final answer
    x = 14,818,562.10

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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.