Home / 7,775,213.72-10,731,929.07-4,513,079.40

Finding the Fourth Proportional to 7,775,213.72, 10,731,929.07 and 4,513,079.40

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Solution

The fourth proportional to 7,775,213.72, 10,731,929.07 and 4,513,079.40 is: 6,229,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,213.72 : 10,731,929.07 = 4,513,079.40 : x
  2. Step 2: Convert to fraction form
    7,775,213.72/10,731,929.07 = 4,513,079.40/x
  3. Step 3: Cross multiply
    7,775,213.72x = 10,731,929.07 × 4,513,079.40
  4. Step 4: Simplify right side
    7,775,213.72x = 48,434,048,059,605.59
  5. Step 5: Solve for x
    x = 48,434,048,059,605.59/7,775,213.72
  6. Step 6: Final answer
    x = 6,229,288.33

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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.