Home / 14,211,981.20-19,618,938.92-9,062,264.72

Finding the Fourth Proportional to 14,211,981.20, 19,618,938.92 and 9,062,264.72

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Solution

The fourth proportional to 14,211,981.20, 19,618,938.92 and 9,062,264.72 is: 12,510,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,981.20 : 19,618,938.92 = 9,062,264.72 : x
  2. Step 2: Convert to fraction form
    14,211,981.20/19,618,938.92 = 9,062,264.72/x
  3. Step 3: Cross multiply
    14,211,981.20x = 19,618,938.92 × 9,062,264.72
  4. Step 4: Simplify right side
    14,211,981.20x = 177,792,018,018,550.94
  5. Step 5: Solve for x
    x = 177,792,018,018,550.94/14,211,981.20
  6. Step 6: Final answer
    x = 12,510,009.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.