Home / 7,098,688.80-10,648,033.20-4,859,200.80

Finding the Fourth Proportional to 7,098,688.80, 10,648,033.20 and 4,859,200.80

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Solution

The fourth proportional to 7,098,688.80, 10,648,033.20 and 4,859,200.80 is: 7,288,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,688.80 : 10,648,033.20 = 4,859,200.80 : x
  2. Step 2: Convert to fraction form
    7,098,688.80/10,648,033.20 = 4,859,200.80/x
  3. Step 3: Cross multiply
    7,098,688.80x = 10,648,033.20 × 4,859,200.80
  4. Step 4: Simplify right side
    7,098,688.80x = 51,740,931,443,866.55
  5. Step 5: Solve for x
    x = 51,740,931,443,866.55/7,098,688.80
  6. Step 6: Final answer
    x = 7,288,801.20

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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.