Home / 25,875,890.28-38,783,653.02-19,465,531.56

Finding the Fourth Proportional to 25,875,890.28, 38,783,653.02 and 19,465,531.56

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Solution

The fourth proportional to 25,875,890.28, 38,783,653.02 and 19,465,531.56 is: 29,175,592.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875,890.28 : 38,783,653.02 = 19,465,531.56 : x
  2. Step 2: Convert to fraction form
    25,875,890.28/38,783,653.02 = 19,465,531.56/x
  3. Step 3: Cross multiply
    25,875,890.28x = 38,783,653.02 × 19,465,531.56
  4. Step 4: Simplify right side
    25,875,890.28x = 754,944,421,872,899.38
  5. Step 5: Solve for x
    x = 754,944,421,872,899.38/25,875,890.28
  6. Step 6: Final answer
    x = 29,175,592.17

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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.