Home / 10,368,039.45-15,552,059.18-8,688,423.45

Finding the Fourth Proportional to 10,368,039.45, 15,552,059.18 and 8,688,423.45

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Solution

The fourth proportional to 10,368,039.45, 15,552,059.18 and 8,688,423.45 is: 13,032,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,039.45 : 15,552,059.18 = 8,688,423.45 : x
  2. Step 2: Convert to fraction form
    10,368,039.45/15,552,059.18 = 8,688,423.45/x
  3. Step 3: Cross multiply
    10,368,039.45x = 15,552,059.18 × 8,688,423.45
  4. Step 4: Simplify right side
    10,368,039.45x = 135,122,875,631,857.66
  5. Step 5: Solve for x
    x = 135,122,875,631,857.66/10,368,039.45
  6. Step 6: Final answer
    x = 13,032,635.18

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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.