Home / 38,437,972.12-53,102,017.02-25,238,464.84

Finding the Fourth Proportional to 38,437,972.12, 53,102,017.02 and 25,238,464.84

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Solution

The fourth proportional to 38,437,972.12, 53,102,017.02 and 25,238,464.84 is: 34,866,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437,972.12 : 53,102,017.02 = 25,238,464.84 : x
  2. Step 2: Convert to fraction form
    38,437,972.12/53,102,017.02 = 25,238,464.84/x
  3. Step 3: Cross multiply
    38,437,972.12x = 53,102,017.02 × 25,238,464.84
  4. Step 4: Simplify right side
    38,437,972.12x = 1,340,213,389,492,351.75
  5. Step 5: Solve for x
    x = 1,340,213,389,492,351.75/38,437,972.12
  6. Step 6: Final answer
    x = 34,866,911.95

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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.