Home / 57,845,449.01-86,774,755.47-20,974,705.74

Finding the Fourth Proportional to 57,845,449.01, 86,774,755.47 and 20,974,705.74

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Solution

The fourth proportional to 57,845,449.01, 86,774,755.47 and 20,974,705.74 is: 31,464,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,845,449.01 : 86,774,755.47 = 20,974,705.74 : x
  2. Step 2: Convert to fraction form
    57,845,449.01/86,774,755.47 = 20,974,705.74/x
  3. Step 3: Cross multiply
    57,845,449.01x = 86,774,755.47 × 20,974,705.74
  4. Step 4: Simplify right side
    57,845,449.01x = 1,820,074,961,643,705.25
  5. Step 5: Solve for x
    x = 1,820,074,961,643,705.25/57,845,449.01
  6. Step 6: Final answer
    x = 31,464,445.22

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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.