Home / 10,746,520.40-16,119,780.60-10,130,661.20

Finding the Fourth Proportional to 10,746,520.40, 16,119,780.60 and 10,130,661.20

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Solution

The fourth proportional to 10,746,520.40, 16,119,780.60 and 10,130,661.20 is: 15,195,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746,520.40 : 16,119,780.60 = 10,130,661.20 : x
  2. Step 2: Convert to fraction form
    10,746,520.40/16,119,780.60 = 10,130,661.20/x
  3. Step 3: Cross multiply
    10,746,520.40x = 16,119,780.60 × 10,130,661.20
  4. Step 4: Simplify right side
    10,746,520.40x = 163,304,035,876,932.72
  5. Step 5: Solve for x
    x = 163,304,035,876,932.72/10,746,520.40
  6. Step 6: Final answer
    x = 15,195,991.80

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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.