Home / 10,359,888.80-15,539,833.20-9,772,023.20

Finding the Fourth Proportional to 10,359,888.80, 15,539,833.20 and 9,772,023.20

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Solution

The fourth proportional to 10,359,888.80, 15,539,833.20 and 9,772,023.20 is: 14,658,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,888.80 : 15,539,833.20 = 9,772,023.20 : x
  2. Step 2: Convert to fraction form
    10,359,888.80/15,539,833.20 = 9,772,023.20/x
  3. Step 3: Cross multiply
    10,359,888.80x = 15,539,833.20 × 9,772,023.20
  4. Step 4: Simplify right side
    10,359,888.80x = 151,855,610,554,530.22
  5. Step 5: Solve for x
    x = 151,855,610,554,530.22/10,359,888.80
  6. Step 6: Final answer
    x = 14,658,034.80

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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.