Home / 5,916,802.60-8,869,080.30-3,215,420.20

Finding the Fourth Proportional to 5,916,802.60, 8,869,080.30 and 3,215,420.20

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Solution

The fourth proportional to 5,916,802.60, 8,869,080.30 and 3,215,420.20 is: 4,819,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916,802.60 : 8,869,080.30 = 3,215,420.20 : x
  2. Step 2: Convert to fraction form
    5,916,802.60/8,869,080.30 = 3,215,420.20/x
  3. Step 3: Cross multiply
    5,916,802.60x = 8,869,080.30 × 3,215,420.20
  4. Step 4: Simplify right side
    5,916,802.60x = 28,517,819,952,042.06
  5. Step 5: Solve for x
    x = 28,517,819,952,042.06/5,916,802.60
  6. Step 6: Final answer
    x = 4,819,802.50

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1.5x scale

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.