Home / 8,075,568.17-11,146,008.75-4,639,703.69

Finding the Fourth Proportional to 8,075,568.17, 11,146,008.75 and 4,639,703.69

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Solution

The fourth proportional to 8,075,568.17, 11,146,008.75 and 4,639,703.69 is: 6,403,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,568.17 : 11,146,008.75 = 4,639,703.69 : x
  2. Step 2: Convert to fraction form
    8,075,568.17/11,146,008.75 = 4,639,703.69/x
  3. Step 3: Cross multiply
    8,075,568.17x = 11,146,008.75 × 4,639,703.69
  4. Step 4: Simplify right side
    8,075,568.17x = 51,714,177,936,613.42
  5. Step 5: Solve for x
    x = 51,714,177,936,613.42/8,075,568.17
  6. Step 6: Final answer
    x = 6,403,781.98

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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.