Home / 16,913,412.46-23,340,508.32-9,178,454.81

Finding the Fourth Proportional to 16,913,412.46, 23,340,508.32 and 9,178,454.81

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Solution

The fourth proportional to 16,913,412.46, 23,340,508.32 and 9,178,454.81 is: 12,666,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913,412.46 : 23,340,508.32 = 9,178,454.81 : x
  2. Step 2: Convert to fraction form
    16,913,412.46/23,340,508.32 = 9,178,454.81/x
  3. Step 3: Cross multiply
    16,913,412.46x = 23,340,508.32 × 9,178,454.81
  4. Step 4: Simplify right side
    16,913,412.46x = 214,229,800,819,029.12
  5. Step 5: Solve for x
    x = 214,229,800,819,029.12/16,913,412.46
  6. Step 6: Final answer
    x = 12,666,267.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.