Home / 25,336,685.76-34,942,050.45-19,756,315.50

Finding the Fourth Proportional to 25,336,685.76, 34,942,050.45 and 19,756,315.50

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Solution

The fourth proportional to 25,336,685.76, 34,942,050.45 and 19,756,315.50 is: 27,246,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,336,685.76 : 34,942,050.45 = 19,756,315.50 : x
  2. Step 2: Convert to fraction form
    25,336,685.76/34,942,050.45 = 19,756,315.50/x
  3. Step 3: Cross multiply
    25,336,685.76x = 34,942,050.45 × 19,756,315.50
  4. Step 4: Simplify right side
    25,336,685.76x = 690,326,172,907,117
  5. Step 5: Solve for x
    x = 690,326,172,907,117/25,336,685.76
  6. Step 6: Final answer
    x = 27,246,111.80

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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.