Home / 5,570,655.30-7,688,871.63-3,396,397.20

Finding the Fourth Proportional to 5,570,655.30, 7,688,871.63 and 3,396,397.20

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Solution

The fourth proportional to 5,570,655.30, 7,688,871.63 and 3,396,397.20 is: 4,687,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570,655.30 : 7,688,871.63 = 3,396,397.20 : x
  2. Step 2: Convert to fraction form
    5,570,655.30/7,688,871.63 = 3,396,397.20/x
  3. Step 3: Cross multiply
    5,570,655.30x = 7,688,871.63 × 3,396,397.20
  4. Step 4: Simplify right side
    5,570,655.30x = 26,114,462,075,291.44
  5. Step 5: Solve for x
    x = 26,114,462,075,291.44/5,570,655.30
  6. Step 6: Final answer
    x = 4,687,861.78

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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.