Home / 7,330,011.30-10,995,016.95-6,143,126.40

Finding the Fourth Proportional to 7,330,011.30, 10,995,016.95 and 6,143,126.40

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Solution

The fourth proportional to 7,330,011.30, 10,995,016.95 and 6,143,126.40 is: 9,214,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330,011.30 : 10,995,016.95 = 6,143,126.40 : x
  2. Step 2: Convert to fraction form
    7,330,011.30/10,995,016.95 = 6,143,126.40/x
  3. Step 3: Cross multiply
    7,330,011.30x = 10,995,016.95 × 6,143,126.40
  4. Step 4: Simplify right side
    7,330,011.30x = 67,543,778,893,992.48
  5. Step 5: Solve for x
    x = 67,543,778,893,992.48/7,330,011.30
  6. Step 6: Final answer
    x = 9,214,689.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.