Home / 7,333,780.40-10,121,513.71-4,071,646.04

Finding the Fourth Proportional to 7,333,780.40, 10,121,513.71 and 4,071,646.04

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Solution

The fourth proportional to 7,333,780.40, 10,121,513.71 and 4,071,646.04 is: 5,619,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333,780.40 : 10,121,513.71 = 4,071,646.04 : x
  2. Step 2: Convert to fraction form
    7,333,780.40/10,121,513.71 = 4,071,646.04/x
  3. Step 3: Cross multiply
    7,333,780.40x = 10,121,513.71 × 4,071,646.04
  4. Step 4: Simplify right side
    7,333,780.40x = 41,211,221,162,974.86
  5. Step 5: Solve for x
    x = 41,211,221,162,974.86/7,333,780.40
  6. Step 6: Final answer
    x = 5,619,369.40

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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.