Home / 61,140,678.53-84,374,805.38-33,263,547.21

Finding the Fourth Proportional to 61,140,678.53, 84,374,805.38 and 33,263,547.21

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Solution

The fourth proportional to 61,140,678.53, 84,374,805.38 and 33,263,547.21 is: 45,904,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,140,678.53 : 84,374,805.38 = 33,263,547.21 : x
  2. Step 2: Convert to fraction form
    61,140,678.53/84,374,805.38 = 33,263,547.21/x
  3. Step 3: Cross multiply
    61,140,678.53x = 84,374,805.38 × 33,263,547.21
  4. Step 4: Simplify right side
    61,140,678.53x = 2,806,605,321,925,874.50
  5. Step 5: Solve for x
    x = 2,806,605,321,925,874.50/61,140,678.53
  6. Step 6: Final answer
    x = 45,904,059.12

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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.