Home / 7,775,215.59-10,731,931.66-4,513,081.28

Finding the Fourth Proportional to 7,775,215.59, 10,731,931.66 and 4,513,081.28

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Solution

The fourth proportional to 7,775,215.59, 10,731,931.66 and 4,513,081.28 is: 6,229,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,215.59 : 10,731,931.66 = 4,513,081.28 : x
  2. Step 2: Convert to fraction form
    7,775,215.59/10,731,931.66 = 4,513,081.28/x
  3. Step 3: Cross multiply
    7,775,215.59x = 10,731,931.66 × 4,513,081.28
  4. Step 4: Simplify right side
    7,775,215.59x = 48,434,079,872,985.33
  5. Step 5: Solve for x
    x = 48,434,079,872,985.33/7,775,215.59
  6. Step 6: Final answer
    x = 6,229,290.92

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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.