Home / 28,726,959.84-39,657,570.48-17,865,443.04

Finding the Fourth Proportional to 28,726,959.84, 39,657,570.48 and 17,865,443.04

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Solution

The fourth proportional to 28,726,959.84, 39,657,570.48 and 17,865,443.04 is: 24,663,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726,959.84 : 39,657,570.48 = 17,865,443.04 : x
  2. Step 2: Convert to fraction form
    28,726,959.84/39,657,570.48 = 17,865,443.04/x
  3. Step 3: Cross multiply
    28,726,959.84x = 39,657,570.48 × 17,865,443.04
  4. Step 4: Simplify right side
    28,726,959.84x = 708,500,066,515,225.38
  5. Step 5: Solve for x
    x = 708,500,066,515,225.38/28,726,959.84
  6. Step 6: Final answer
    x = 24,663,245.62

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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.