Home / 8,243,144.80-12,358,957.20-4,875,618.40

Finding the Fourth Proportional to 8,243,144.80, 12,358,957.20 and 4,875,618.40

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Solution

The fourth proportional to 8,243,144.80, 12,358,957.20 and 4,875,618.40 is: 7,310,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,144.80 : 12,358,957.20 = 4,875,618.40 : x
  2. Step 2: Convert to fraction form
    8,243,144.80/12,358,957.20 = 4,875,618.40/x
  3. Step 3: Cross multiply
    8,243,144.80x = 12,358,957.20 × 4,875,618.40
  4. Step 4: Simplify right side
    8,243,144.80x = 60,257,559,129,132.48
  5. Step 5: Solve for x
    x = 60,257,559,129,132.48/8,243,144.80
  6. Step 6: Final answer
    x = 7,310,020.70

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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.