Home / 68,589,619.98-94,655,081.68-38,820,266.16

Finding the Fourth Proportional to 68,589,619.98, 94,655,081.68 and 38,820,266.16

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Solution

The fourth proportional to 68,589,619.98, 94,655,081.68 and 38,820,266.16 is: 53,572,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,589,619.98 : 94,655,081.68 = 38,820,266.16 : x
  2. Step 2: Convert to fraction form
    68,589,619.98/94,655,081.68 = 38,820,266.16/x
  3. Step 3: Cross multiply
    68,589,619.98x = 94,655,081.68 × 38,820,266.16
  4. Step 4: Simplify right side
    68,589,619.98x = 3,674,535,464,214,140
  5. Step 5: Solve for x
    x = 3,674,535,464,214,140/68,589,619.98
  6. Step 6: Final answer
    x = 53,572,763.13

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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.