Home / 13,221,957.94-19,832,403.69-6,744,891.19

Finding the Fourth Proportional to 13,221,957.94, 19,832,403.69 and 6,744,891.19

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Solution

The fourth proportional to 13,221,957.94, 19,832,403.69 and 6,744,891.19 is: 10,117,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,221,957.94 : 19,832,403.69 = 6,744,891.19 : x
  2. Step 2: Convert to fraction form
    13,221,957.94/19,832,403.69 = 6,744,891.19/x
  3. Step 3: Cross multiply
    13,221,957.94x = 19,832,403.69 × 6,744,891.19
  4. Step 4: Simplify right side
    13,221,957.94x = 133,767,404,925,204.52
  5. Step 5: Solve for x
    x = 133,767,404,925,204.52/13,221,957.94
  6. Step 6: Final answer
    x = 10,117,064.77

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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.