Home / 10,519,459.60-14,519,270.94-6,169,947.12

Finding the Fourth Proportional to 10,519,459.60, 14,519,270.94 and 6,169,947.12

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Solution

The fourth proportional to 10,519,459.60, 14,519,270.94 and 6,169,947.12 is: 8,515,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,459.60 : 14,519,270.94 = 6,169,947.12 : x
  2. Step 2: Convert to fraction form
    10,519,459.60/14,519,270.94 = 6,169,947.12/x
  3. Step 3: Cross multiply
    10,519,459.60x = 14,519,270.94 × 6,169,947.12
  4. Step 4: Simplify right side
    10,519,459.60x = 89,583,133,920,752.69
  5. Step 5: Solve for x
    x = 89,583,133,920,752.69/10,519,459.60
  6. Step 6: Final answer
    x = 8,515,944.48

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1.5x scale

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.