Home / 7,758,970.65-10,707,711.35-4,321,211.13

Finding the Fourth Proportional to 7,758,970.65, 10,707,711.35 and 4,321,211.13

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Solution

The fourth proportional to 7,758,970.65, 10,707,711.35 and 4,321,211.13 is: 5,963,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,970.65 : 10,707,711.35 = 4,321,211.13 : x
  2. Step 2: Convert to fraction form
    7,758,970.65/10,707,711.35 = 4,321,211.13/x
  3. Step 3: Cross multiply
    7,758,970.65x = 10,707,711.35 × 4,321,211.13
  4. Step 4: Simplify right side
    7,758,970.65x = 46,270,281,462,447.32
  5. Step 5: Solve for x
    x = 46,270,281,462,447.32/7,758,970.65
  6. Step 6: Final answer
    x = 5,963,456.18

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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.