Home / 7,063,972.40-10,585,072.20-5,258,385.20

Finding the Fourth Proportional to 7,063,972.40, 10,585,072.20 and 5,258,385.20

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Solution

The fourth proportional to 7,063,972.40, 10,585,072.20 and 5,258,385.20 is: 7,879,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063,972.40 : 10,585,072.20 = 5,258,385.20 : x
  2. Step 2: Convert to fraction form
    7,063,972.40/10,585,072.20 = 5,258,385.20/x
  3. Step 3: Cross multiply
    7,063,972.40x = 10,585,072.20 × 5,258,385.20
  4. Step 4: Simplify right side
    7,063,972.40x = 55,660,386,997,411.44
  5. Step 5: Solve for x
    x = 55,660,386,997,411.44/7,063,972.40
  6. Step 6: Final answer
    x = 7,879,474.02

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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.