Home / 57,887,421.80-86,880,899.10-25,589,028.20

Finding the Fourth Proportional to 57,887,421.80, 86,880,899.10 and 25,589,028.20

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Solution

The fourth proportional to 57,887,421.80, 86,880,899.10 and 25,589,028.20 is: 38,405,541.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,887,421.80 : 86,880,899.10 = 25,589,028.20 : x
  2. Step 2: Convert to fraction form
    57,887,421.80/86,880,899.10 = 25,589,028.20/x
  3. Step 3: Cross multiply
    57,887,421.80x = 86,880,899.10 × 25,589,028.20
  4. Step 4: Simplify right side
    57,887,421.80x = 2,223,197,777,111,254.50
  5. Step 5: Solve for x
    x = 2,223,197,777,111,254.50/57,887,421.80
  6. Step 6: Final answer
    x = 38,405,541.45

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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.