Home / 10,191,879-14,064,892.74-5,608,299.24

Finding the Fourth Proportional to 10,191,879, 14,064,892.74 and 5,608,299.24

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Solution

The fourth proportional to 10,191,879, 14,064,892.74 and 5,608,299.24 is: 7,739,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,879 : 14,064,892.74 = 5,608,299.24 : x
  2. Step 2: Convert to fraction form
    10,191,879/14,064,892.74 = 5,608,299.24/x
  3. Step 3: Cross multiply
    10,191,879x = 14,064,892.74 × 5,608,299.24
  4. Step 4: Simplify right side
    10,191,879x = 78,880,127,264,423.52
  5. Step 5: Solve for x
    x = 78,880,127,264,423.52/10,191,879
  6. Step 6: Final answer
    x = 7,739,507.82

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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.