Home / 7,069,510.40-9,755,923.20-3,850,246.40

Finding the Fourth Proportional to 7,069,510.40, 9,755,923.20 and 3,850,246.40

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Solution

The fourth proportional to 7,069,510.40, 9,755,923.20 and 3,850,246.40 is: 5,313,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,510.40 : 9,755,923.20 = 3,850,246.40 : x
  2. Step 2: Convert to fraction form
    7,069,510.40/9,755,923.20 = 3,850,246.40/x
  3. Step 3: Cross multiply
    7,069,510.40x = 9,755,923.20 × 3,850,246.40
  4. Step 4: Simplify right side
    7,069,510.40x = 37,562,708,179,476.48
  5. Step 5: Solve for x
    x = 37,562,708,179,476.48/7,069,510.40
  6. Step 6: Final answer
    x = 5,313,339.40

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Double scale
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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.