Home / 10,369,225.20-15,553,837.80-8,857,570.80

Finding the Fourth Proportional to 10,369,225.20, 15,553,837.80 and 8,857,570.80

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Solution

The fourth proportional to 10,369,225.20, 15,553,837.80 and 8,857,570.80 is: 13,286,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,225.20 : 15,553,837.80 = 8,857,570.80 : x
  2. Step 2: Convert to fraction form
    10,369,225.20/15,553,837.80 = 8,857,570.80/x
  3. Step 3: Cross multiply
    10,369,225.20x = 15,553,837.80 × 8,857,570.80
  4. Step 4: Simplify right side
    10,369,225.20x = 137,769,219,525,216.27
  5. Step 5: Solve for x
    x = 137,769,219,525,216.27/10,369,225.20
  6. Step 6: Final answer
    x = 13,286,356.20

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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.