Home / 8,087,875.02-12,128,439.66-3,292,308.90

Finding the Fourth Proportional to 8,087,875.02, 12,128,439.66 and 3,292,308.90

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Solution

The fourth proportional to 8,087,875.02, 12,128,439.66 and 3,292,308.90 is: 4,937,090.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,875.02 : 12,128,439.66 = 3,292,308.90 : x
  2. Step 2: Convert to fraction form
    8,087,875.02/12,128,439.66 = 3,292,308.90/x
  3. Step 3: Cross multiply
    8,087,875.02x = 12,128,439.66 × 3,292,308.90
  4. Step 4: Simplify right side
    8,087,875.02x = 39,930,569,835,730.98
  5. Step 5: Solve for x
    x = 39,930,569,835,730.98/8,087,875.02
  6. Step 6: Final answer
    x = 4,937,090.37

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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.