Home / 7,758,720.46-10,707,366.44-4,320,961.50

Finding the Fourth Proportional to 7,758,720.46, 10,707,366.44 and 4,320,961.50

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Solution

The fourth proportional to 7,758,720.46, 10,707,366.44 and 4,320,961.50 is: 5,963,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,720.46 : 10,707,366.44 = 4,320,961.50 : x
  2. Step 2: Convert to fraction form
    7,758,720.46/10,707,366.44 = 4,320,961.50/x
  3. Step 3: Cross multiply
    7,758,720.46x = 10,707,366.44 × 4,320,961.50
  4. Step 4: Simplify right side
    7,758,720.46x = 46,266,118,153,632.05
  5. Step 5: Solve for x
    x = 46,266,118,153,632.05/7,758,720.46
  6. Step 6: Final answer
    x = 5,963,111.88

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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.