Home / 7,718,194.80-10,651,762.98-4,281,543

Finding the Fourth Proportional to 7,718,194.80, 10,651,762.98 and 4,281,543

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Solution

The fourth proportional to 7,718,194.80, 10,651,762.98 and 4,281,543 is: 5,908,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,194.80 : 10,651,762.98 = 4,281,543 : x
  2. Step 2: Convert to fraction form
    7,718,194.80/10,651,762.98 = 4,281,543/x
  3. Step 3: Cross multiply
    7,718,194.80x = 10,651,762.98 × 4,281,543
  4. Step 4: Simplify right side
    7,718,194.80x = 45,605,981,224,678.14
  5. Step 5: Solve for x
    x = 45,605,981,224,678.14/7,718,194.80
  6. Step 6: Final answer
    x = 5,908,892.22

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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.