Home / 7,240,864.90-10,851,966.15-5,549,584.90

Finding the Fourth Proportional to 7,240,864.90, 10,851,966.15 and 5,549,584.90

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Solution

The fourth proportional to 7,240,864.90, 10,851,966.15 and 5,549,584.90 is: 8,317,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,864.90 : 10,851,966.15 = 5,549,584.90 : x
  2. Step 2: Convert to fraction form
    7,240,864.90/10,851,966.15 = 5,549,584.90/x
  3. Step 3: Cross multiply
    7,240,864.90x = 10,851,966.15 × 5,549,584.90
  4. Step 4: Simplify right side
    7,240,864.90x = 60,223,907,481,351.14
  5. Step 5: Solve for x
    x = 60,223,907,481,351.14/7,240,864.90
  6. Step 6: Final answer
    x = 8,317,225.68

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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.