Home / 25,363,762.40-35,008,218.24-15,576,538.88

Finding the Fourth Proportional to 25,363,762.40, 35,008,218.24 and 15,576,538.88

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Solution

The fourth proportional to 25,363,762.40, 35,008,218.24 and 15,576,538.88 is: 21,499,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,363,762.40 : 35,008,218.24 = 15,576,538.88 : x
  2. Step 2: Convert to fraction form
    25,363,762.40/35,008,218.24 = 15,576,538.88/x
  3. Step 3: Cross multiply
    25,363,762.40x = 35,008,218.24 × 15,576,538.88
  4. Step 4: Simplify right side
    25,363,762.40x = 545,306,872,534,885.25
  5. Step 5: Solve for x
    x = 545,306,872,534,885.25/25,363,762.40
  6. Step 6: Final answer
    x = 21,499,447.28

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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.