Home / 10,368,034.45-15,552,051.68-8,688,418.45

Finding the Fourth Proportional to 10,368,034.45, 15,552,051.68 and 8,688,418.45

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Solution

The fourth proportional to 10,368,034.45, 15,552,051.68 and 8,688,418.45 is: 13,032,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,034.45 : 15,552,051.68 = 8,688,418.45 : x
  2. Step 2: Convert to fraction form
    10,368,034.45/15,552,051.68 = 8,688,418.45/x
  3. Step 3: Cross multiply
    10,368,034.45x = 15,552,051.68 × 8,688,418.45
  4. Step 4: Simplify right side
    10,368,034.45x = 135,122,732,751,865.48
  5. Step 5: Solve for x
    x = 135,122,732,751,865.48/10,368,034.45
  6. Step 6: Final answer
    x = 13,032,627.68

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Similar ratio
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1.5x scale

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.