Home / 10,431,034.80-15,646,552.20-6,651,898.80

Finding the Fourth Proportional to 10,431,034.80, 15,646,552.20 and 6,651,898.80

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Solution

The fourth proportional to 10,431,034.80, 15,646,552.20 and 6,651,898.80 is: 9,977,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,034.80 : 15,646,552.20 = 6,651,898.80 : x
  2. Step 2: Convert to fraction form
    10,431,034.80/15,646,552.20 = 6,651,898.80/x
  3. Step 3: Cross multiply
    10,431,034.80x = 15,646,552.20 × 6,651,898.80
  4. Step 4: Simplify right side
    10,431,034.80x = 104,079,281,803,317.36
  5. Step 5: Solve for x
    x = 104,079,281,803,317.36/10,431,034.80
  6. Step 6: Final answer
    x = 9,977,848.20

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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.