Home / 8,013,614.52-12,020,421.78-4,855,107

Finding the Fourth Proportional to 8,013,614.52, 12,020,421.78 and 4,855,107

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Solution

The fourth proportional to 8,013,614.52, 12,020,421.78 and 4,855,107 is: 7,282,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013,614.52 : 12,020,421.78 = 4,855,107 : x
  2. Step 2: Convert to fraction form
    8,013,614.52/12,020,421.78 = 4,855,107/x
  3. Step 3: Cross multiply
    8,013,614.52x = 12,020,421.78 × 4,855,107
  4. Step 4: Simplify right side
    8,013,614.52x = 58,360,433,927,030.45
  5. Step 5: Solve for x
    x = 58,360,433,927,030.45/8,013,614.52
  6. Step 6: Final answer
    x = 7,282,660.50

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Double scale
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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.