Home / 12,803,733.60-19,205,600.40-8,026,159.20

Finding the Fourth Proportional to 12,803,733.60, 19,205,600.40 and 8,026,159.20

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Solution

The fourth proportional to 12,803,733.60, 19,205,600.40 and 8,026,159.20 is: 12,039,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803,733.60 : 19,205,600.40 = 8,026,159.20 : x
  2. Step 2: Convert to fraction form
    12,803,733.60/19,205,600.40 = 8,026,159.20/x
  3. Step 3: Cross multiply
    12,803,733.60x = 19,205,600.40 × 8,026,159.20
  4. Step 4: Simplify right side
    12,803,733.60x = 154,147,206,341,983.66
  5. Step 5: Solve for x
    x = 154,147,206,341,983.66/12,803,733.60
  6. Step 6: Final answer
    x = 12,039,238.80

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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.