Home / 25,541,665.80-38,312,498.70-17,888,915.40

Finding the Fourth Proportional to 25,541,665.80, 38,312,498.70 and 17,888,915.40

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Solution

The fourth proportional to 25,541,665.80, 38,312,498.70 and 17,888,915.40 is: 26,833,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541,665.80 : 38,312,498.70 = 17,888,915.40 : x
  2. Step 2: Convert to fraction form
    25,541,665.80/38,312,498.70 = 17,888,915.40/x
  3. Step 3: Cross multiply
    25,541,665.80x = 38,312,498.70 × 17,888,915.40
  4. Step 4: Simplify right side
    25,541,665.80x = 685,369,048,006,910
  5. Step 5: Solve for x
    x = 685,369,048,006,910/25,541,665.80
  6. Step 6: Final answer
    x = 26,833,373.10

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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.