Home / 6,487,970.40-8,953,587.72-3,547,960.38

Finding the Fourth Proportional to 6,487,970.40, 8,953,587.72 and 3,547,960.38

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Solution

The fourth proportional to 6,487,970.40, 8,953,587.72 and 3,547,960.38 is: 4,896,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,970.40 : 8,953,587.72 = 3,547,960.38 : x
  2. Step 2: Convert to fraction form
    6,487,970.40/8,953,587.72 = 3,547,960.38/x
  3. Step 3: Cross multiply
    6,487,970.40x = 8,953,587.72 × 3,547,960.38
  4. Step 4: Simplify right side
    6,487,970.40x = 31,766,974,489,414.54
  5. Step 5: Solve for x
    x = 31,766,974,489,414.54/6,487,970.40
  6. Step 6: Final answer
    x = 4,896,288.44

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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.