Home / 8,313,038.40-12,444,674.40-7,417,243.20

Finding the Fourth Proportional to 8,313,038.40, 12,444,674.40 and 7,417,243.20

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Solution

The fourth proportional to 8,313,038.40, 12,444,674.40 and 7,417,243.20 is: 11,103,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,038.40 : 12,444,674.40 = 7,417,243.20 : x
  2. Step 2: Convert to fraction form
    8,313,038.40/12,444,674.40 = 7,417,243.20/x
  3. Step 3: Cross multiply
    8,313,038.40x = 12,444,674.40 × 7,417,243.20
  4. Step 4: Simplify right side
    8,313,038.40x = 92,305,176,569,614.08
  5. Step 5: Solve for x
    x = 92,305,176,569,614.08/8,313,038.40
  6. Step 6: Final answer
    x = 11,103,662.96

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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.