Home / 10,955,363.39-15,113,649.21-6,601,975.86

Finding the Fourth Proportional to 10,955,363.39, 15,113,649.21 and 6,601,975.86

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Solution

The fourth proportional to 10,955,363.39, 15,113,649.21 and 6,601,975.86 is: 9,107,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955,363.39 : 15,113,649.21 = 6,601,975.86 : x
  2. Step 2: Convert to fraction form
    10,955,363.39/15,113,649.21 = 6,601,975.86/x
  3. Step 3: Cross multiply
    10,955,363.39x = 15,113,649.21 × 6,601,975.86
  4. Step 4: Simplify right side
    10,955,363.39x = 99,779,947,240,928.08
  5. Step 5: Solve for x
    x = 99,779,947,240,928.08/10,955,363.39
  6. Step 6: Final answer
    x = 9,107,862.86

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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.