Home / 7,863,205.60-10,847,061.75-5,411,560.24

Finding the Fourth Proportional to 7,863,205.60, 10,847,061.75 and 5,411,560.24

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Solution

The fourth proportional to 7,863,205.60, 10,847,061.75 and 5,411,560.24 is: 7,465,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,205.60 : 10,847,061.75 = 5,411,560.24 : x
  2. Step 2: Convert to fraction form
    7,863,205.60/10,847,061.75 = 5,411,560.24/x
  3. Step 3: Cross multiply
    7,863,205.60x = 10,847,061.75 × 5,411,560.24
  4. Step 4: Simplify right side
    7,863,205.60x = 58,699,528,087,124.82
  5. Step 5: Solve for x
    x = 58,699,528,087,124.82/7,863,205.60
  6. Step 6: Final answer
    x = 7,465,088.80

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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.