Home / 11,877,754.89-16,391,346.71-6,445,246.89

Finding the Fourth Proportional to 11,877,754.89, 16,391,346.71 and 6,445,246.89

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Solution

The fourth proportional to 11,877,754.89, 16,391,346.71 and 6,445,246.89 is: 8,894,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,754.89 : 16,391,346.71 = 6,445,246.89 : x
  2. Step 2: Convert to fraction form
    11,877,754.89/16,391,346.71 = 6,445,246.89/x
  3. Step 3: Cross multiply
    11,877,754.89x = 16,391,346.71 × 6,445,246.89
  4. Step 4: Simplify right side
    11,877,754.89x = 105,646,276,373,313
  5. Step 5: Solve for x
    x = 105,646,276,373,313/11,877,754.89
  6. Step 6: Final answer
    x = 8,894,465.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.