Home / 6,617,243.20-9,925,864.80-3,258,011.20

Finding the Fourth Proportional to 6,617,243.20, 9,925,864.80 and 3,258,011.20

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Solution

The fourth proportional to 6,617,243.20, 9,925,864.80 and 3,258,011.20 is: 4,887,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,243.20 : 9,925,864.80 = 3,258,011.20 : x
  2. Step 2: Convert to fraction form
    6,617,243.20/9,925,864.80 = 3,258,011.20/x
  3. Step 3: Cross multiply
    6,617,243.20x = 9,925,864.80 × 3,258,011.20
  4. Step 4: Simplify right side
    6,617,243.20x = 32,338,578,688,085.77
  5. Step 5: Solve for x
    x = 32,338,578,688,085.77/6,617,243.20
  6. Step 6: Final answer
    x = 4,887,016.80

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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.