Home / 7,843,510.40-10,822,365.12-4,578,843.52

Finding the Fourth Proportional to 7,843,510.40, 10,822,365.12 and 4,578,843.52

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Solution

The fourth proportional to 7,843,510.40, 10,822,365.12 and 4,578,843.52 is: 6,317,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843,510.40 : 10,822,365.12 = 4,578,843.52 : x
  2. Step 2: Convert to fraction form
    7,843,510.40/10,822,365.12 = 4,578,843.52/x
  3. Step 3: Cross multiply
    7,843,510.40x = 10,822,365.12 × 4,578,843.52
  4. Step 4: Simplify right side
    7,843,510.40x = 49,553,916,400,786.02
  5. Step 5: Solve for x
    x = 49,553,916,400,786.02/7,843,510.40
  6. Step 6: Final answer
    x = 6,317,823.76

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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.