Home / 25,610,129.40-38,402,061.30-7,656,900.60

Finding the Fourth Proportional to 25,610,129.40, 38,402,061.30 and 7,656,900.60

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Solution

The fourth proportional to 25,610,129.40, 38,402,061.30 and 7,656,900.60 is: 11,481,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610,129.40 : 38,402,061.30 = 7,656,900.60 : x
  2. Step 2: Convert to fraction form
    25,610,129.40/38,402,061.30 = 7,656,900.60/x
  3. Step 3: Cross multiply
    25,610,129.40x = 38,402,061.30 × 7,656,900.60
  4. Step 4: Simplify right side
    25,610,129.40x = 294,040,766,209,206.75
  5. Step 5: Solve for x
    x = 294,040,766,209,206.75/25,610,129.40
  6. Step 6: Final answer
    x = 11,481,424.46

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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.