Home / 8,108,710.16-12,142,478.28-4,868,232.26

Finding the Fourth Proportional to 8,108,710.16, 12,142,478.28 and 4,868,232.26

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Solution

The fourth proportional to 8,108,710.16, 12,142,478.28 and 4,868,232.26 is: 7,289,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108,710.16 : 12,142,478.28 = 4,868,232.26 : x
  2. Step 2: Convert to fraction form
    8,108,710.16/12,142,478.28 = 4,868,232.26/x
  3. Step 3: Cross multiply
    8,108,710.16x = 12,142,478.28 × 4,868,232.26
  4. Step 4: Simplify right side
    8,108,710.16x = 59,112,404,479,045.30
  5. Step 5: Solve for x
    x = 59,112,404,479,045.30/8,108,710.16
  6. Step 6: Final answer
    x = 7,289,988.58

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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.