Home / 10,357,199.11-14,299,059.50-9,208,100.71

Finding the Fourth Proportional to 10,357,199.11, 14,299,059.50 and 9,208,100.71

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Solution

The fourth proportional to 10,357,199.11, 14,299,059.50 and 9,208,100.71 is: 12,712,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,199.11 : 14,299,059.50 = 9,208,100.71 : x
  2. Step 2: Convert to fraction form
    10,357,199.11/14,299,059.50 = 9,208,100.71/x
  3. Step 3: Cross multiply
    10,357,199.11x = 14,299,059.50 × 9,208,100.71
  4. Step 4: Simplify right side
    10,357,199.11x = 131,667,179,934,282.25
  5. Step 5: Solve for x
    x = 131,667,179,934,282.25/10,357,199.11
  6. Step 6: Final answer
    x = 12,712,624.19

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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.