Home / 10,752,140.10-16,128,210.15-8,097,932.10

Finding the Fourth Proportional to 10,752,140.10, 16,128,210.15 and 8,097,932.10

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Solution

The fourth proportional to 10,752,140.10, 16,128,210.15 and 8,097,932.10 is: 12,146,898.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,140.10 : 16,128,210.15 = 8,097,932.10 : x
  2. Step 2: Convert to fraction form
    10,752,140.10/16,128,210.15 = 8,097,932.10/x
  3. Step 3: Cross multiply
    10,752,140.10x = 16,128,210.15 × 8,097,932.10
  4. Step 4: Simplify right side
    10,752,140.10x = 130,605,150,689,230.81
  5. Step 5: Solve for x
    x = 130,605,150,689,230.81/10,752,140.10
  6. Step 6: Final answer
    x = 12,146,898.15

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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.