Home / 10,927,423.40-16,391,135.10-5,258,719.40

Finding the Fourth Proportional to 10,927,423.40, 16,391,135.10 and 5,258,719.40

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Solution

The fourth proportional to 10,927,423.40, 16,391,135.10 and 5,258,719.40 is: 7,888,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,423.40 : 16,391,135.10 = 5,258,719.40 : x
  2. Step 2: Convert to fraction form
    10,927,423.40/16,391,135.10 = 5,258,719.40/x
  3. Step 3: Cross multiply
    10,927,423.40x = 16,391,135.10 × 5,258,719.40
  4. Step 4: Simplify right side
    10,927,423.40x = 86,196,380,138,390.94
  5. Step 5: Solve for x
    x = 86,196,380,138,390.94/10,927,423.40
  6. Step 6: Final answer
    x = 7,888,079.10

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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.