Home / 19,242,222.18-28,859,724.72-9,655,026.54

Finding the Fourth Proportional to 19,242,222.18, 28,859,724.72 and 9,655,026.54

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Solution

The fourth proportional to 19,242,222.18, 28,859,724.72 and 9,655,026.54 is: 14,480,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,222.18 : 28,859,724.72 = 9,655,026.54 : x
  2. Step 2: Convert to fraction form
    19,242,222.18/28,859,724.72 = 9,655,026.54/x
  3. Step 3: Cross multiply
    19,242,222.18x = 28,859,724.72 × 9,655,026.54
  4. Step 4: Simplify right side
    19,242,222.18x = 278,641,408,108,694.03
  5. Step 5: Solve for x
    x = 278,641,408,108,694.03/19,242,222.18
  6. Step 6: Final answer
    x = 14,480,729.17

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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.