Home / 5,260,457.70-7,264,445.13-4,973,868.78

Finding the Fourth Proportional to 5,260,457.70, 7,264,445.13 and 4,973,868.78

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Solution

The fourth proportional to 5,260,457.70, 7,264,445.13 and 4,973,868.78 is: 6,868,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260,457.70 : 7,264,445.13 = 4,973,868.78 : x
  2. Step 2: Convert to fraction form
    5,260,457.70/7,264,445.13 = 4,973,868.78/x
  3. Step 3: Cross multiply
    5,260,457.70x = 7,264,445.13 × 4,973,868.78
  4. Step 4: Simplify right side
    5,260,457.70x = 36,132,396,836,130.04
  5. Step 5: Solve for x
    x = 36,132,396,836,130.04/5,260,457.70
  6. Step 6: Final answer
    x = 6,868,679.29

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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.