Home / 15,553,310.80-23,329,966.20-9,877,608.40

Finding the Fourth Proportional to 15,553,310.80, 23,329,966.20 and 9,877,608.40

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Solution

The fourth proportional to 15,553,310.80, 23,329,966.20 and 9,877,608.40 is: 14,816,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,310.80 : 23,329,966.20 = 9,877,608.40 : x
  2. Step 2: Convert to fraction form
    15,553,310.80/23,329,966.20 = 9,877,608.40/x
  3. Step 3: Cross multiply
    15,553,310.80x = 23,329,966.20 × 9,877,608.40
  4. Step 4: Simplify right side
    15,553,310.80x = 230,444,270,108,836.09
  5. Step 5: Solve for x
    x = 230,444,270,108,836.09/15,553,310.80
  6. Step 6: Final answer
    x = 14,816,412.60

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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.