Home / 8,569,887.02-12,854,905.86-2,180,146.13

Finding the Fourth Proportional to 8,569,887.02, 12,854,905.86 and 2,180,146.13

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Solution

The fourth proportional to 8,569,887.02, 12,854,905.86 and 2,180,146.13 is: 3,270,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,887.02 : 12,854,905.86 = 2,180,146.13 : x
  2. Step 2: Convert to fraction form
    8,569,887.02/12,854,905.86 = 2,180,146.13/x
  3. Step 3: Cross multiply
    8,569,887.02x = 12,854,905.86 × 2,180,146.13
  4. Step 4: Simplify right side
    8,569,887.02x = 28,025,573,187,018.06
  5. Step 5: Solve for x
    x = 28,025,573,187,018.06/8,569,887.02
  6. Step 6: Final answer
    x = 3,270,238.35

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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.