Home / 8,621,275.50-12,931,913.25-3,506,488.18

Finding the Fourth Proportional to 8,621,275.50, 12,931,913.25 and 3,506,488.18

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Solution

The fourth proportional to 8,621,275.50, 12,931,913.25 and 3,506,488.18 is: 5,259,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621,275.50 : 12,931,913.25 = 3,506,488.18 : x
  2. Step 2: Convert to fraction form
    8,621,275.50/12,931,913.25 = 3,506,488.18/x
  3. Step 3: Cross multiply
    8,621,275.50x = 12,931,913.25 × 3,506,488.18
  4. Step 4: Simplify right side
    8,621,275.50x = 45,345,600,923,580.60
  5. Step 5: Solve for x
    x = 45,345,600,923,580.60/8,621,275.50
  6. Step 6: Final answer
    x = 5,259,732.27

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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.