Home / 9,527,703.18-13,148,071.11-5,176,856.22

Finding the Fourth Proportional to 9,527,703.18, 13,148,071.11 and 5,176,856.22

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Solution

The fourth proportional to 9,527,703.18, 13,148,071.11 and 5,176,856.22 is: 7,143,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527,703.18 : 13,148,071.11 = 5,176,856.22 : x
  2. Step 2: Convert to fraction form
    9,527,703.18/13,148,071.11 = 5,176,856.22/x
  3. Step 3: Cross multiply
    9,527,703.18x = 13,148,071.11 × 5,176,856.22
  4. Step 4: Simplify right side
    9,527,703.18x = 68,065,673,706,805.80
  5. Step 5: Solve for x
    x = 68,065,673,706,805.80/9,527,703.18
  6. Step 6: Final answer
    x = 7,143,975.04

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Double scale
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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.