Home / 10,806,382.86-14,913,618.12-6,160,278.78

Finding the Fourth Proportional to 10,806,382.86, 14,913,618.12 and 6,160,278.78

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Solution

The fourth proportional to 10,806,382.86, 14,913,618.12 and 6,160,278.78 is: 8,501,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806,382.86 : 14,913,618.12 = 6,160,278.78 : x
  2. Step 2: Convert to fraction form
    10,806,382.86/14,913,618.12 = 6,160,278.78/x
  3. Step 3: Cross multiply
    10,806,382.86x = 14,913,618.12 × 6,160,278.78
  4. Step 4: Simplify right side
    10,806,382.86x = 91,872,045,237,659.50
  5. Step 5: Solve for x
    x = 91,872,045,237,659.50/10,806,382.86
  6. Step 6: Final answer
    x = 8,501,646.34

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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.