Home / 7,758,718.72-10,707,364.03-4,320,959.75

Finding the Fourth Proportional to 7,758,718.72, 10,707,364.03 and 4,320,959.75

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Solution

The fourth proportional to 7,758,718.72, 10,707,364.03 and 4,320,959.75 is: 5,963,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,718.72 : 10,707,364.03 = 4,320,959.75 : x
  2. Step 2: Convert to fraction form
    7,758,718.72/10,707,364.03 = 4,320,959.75/x
  3. Step 3: Cross multiply
    7,758,718.72x = 10,707,364.03 × 4,320,959.75
  4. Step 4: Simplify right side
    7,758,718.72x = 46,266,088,927,086.18
  5. Step 5: Solve for x
    x = 46,266,088,927,086.18/7,758,718.72
  6. Step 6: Final answer
    x = 5,963,109.45

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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.