Home / 19,850,774.40-29,804,155.20-12,292,502.40

Finding the Fourth Proportional to 19,850,774.40, 29,804,155.20 and 12,292,502.40

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Solution

The fourth proportional to 19,850,774.40, 29,804,155.20 and 12,292,502.40 is: 18,456,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850,774.40 : 29,804,155.20 = 12,292,502.40 : x
  2. Step 2: Convert to fraction form
    19,850,774.40/29,804,155.20 = 12,292,502.40/x
  3. Step 3: Cross multiply
    19,850,774.40x = 29,804,155.20 × 12,292,502.40
  4. Step 4: Simplify right side
    19,850,774.40x = 366,367,649,325,972.50
  5. Step 5: Solve for x
    x = 366,367,649,325,972.50/19,850,774.40
  6. Step 6: Final answer
    x = 18,456,088.51

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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.