Home / 15,481,988.80-23,220,218.40-9,792,030.40

Finding the Fourth Proportional to 15,481,988.80, 23,220,218.40 and 9,792,030.40

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Solution

The fourth proportional to 15,481,988.80, 23,220,218.40 and 9,792,030.40 is: 14,686,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481,988.80 : 23,220,218.40 = 9,792,030.40 : x
  2. Step 2: Convert to fraction form
    15,481,988.80/23,220,218.40 = 9,792,030.40/x
  3. Step 3: Cross multiply
    15,481,988.80x = 23,220,218.40 × 9,792,030.40
  4. Step 4: Simplify right side
    15,481,988.80x = 227,373,084,467,439.34
  5. Step 5: Solve for x
    x = 227,373,084,467,439.34/15,481,988.80
  6. Step 6: Final answer
    x = 14,686,296.92

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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.