Home / 86,874,693.80-130,278,863.10-26,270,277.80

Finding the Fourth Proportional to 86,874,693.80, 130,278,863.10 and 26,270,277.80

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Solution

The fourth proportional to 86,874,693.80, 130,278,863.10 and 26,270,277.80 is: 39,395,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,874,693.80 : 130,278,863.10 = 26,270,277.80 : x
  2. Step 2: Convert to fraction form
    86,874,693.80/130,278,863.10 = 26,270,277.80/x
  3. Step 3: Cross multiply
    86,874,693.80x = 130,278,863.10 × 26,270,277.80
  4. Step 4: Simplify right side
    86,874,693.80x = 3,422,461,925,105,169
  5. Step 5: Solve for x
    x = 3,422,461,925,105,169/86,874,693.80
  6. Step 6: Final answer
    x = 39,395,384.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.