Home / 10,400,718.80-15,594,857.40-5,361,870.80

Finding the Fourth Proportional to 10,400,718.80, 15,594,857.40 and 5,361,870.80

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Solution

The fourth proportional to 10,400,718.80, 15,594,857.40 and 5,361,870.80 is: 8,039,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,718.80 : 15,594,857.40 = 5,361,870.80 : x
  2. Step 2: Convert to fraction form
    10,400,718.80/15,594,857.40 = 5,361,870.80/x
  3. Step 3: Cross multiply
    10,400,718.80x = 15,594,857.40 × 5,361,870.80
  4. Step 4: Simplify right side
    10,400,718.80x = 83,617,610,523,223.92
  5. Step 5: Solve for x
    x = 83,617,610,523,223.92/10,400,718.80
  6. Step 6: Final answer
    x = 8,039,599.20

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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.