Home / 52,045,681.84-71,823,466.20-28,841,196.40

Finding the Fourth Proportional to 52,045,681.84, 71,823,466.20 and 28,841,196.40

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Solution

The fourth proportional to 52,045,681.84, 71,823,466.20 and 28,841,196.40 is: 39,801,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045,681.84 : 71,823,466.20 = 28,841,196.40 : x
  2. Step 2: Convert to fraction form
    52,045,681.84/71,823,466.20 = 28,841,196.40/x
  3. Step 3: Cross multiply
    52,045,681.84x = 71,823,466.20 × 28,841,196.40
  4. Step 4: Simplify right side
    52,045,681.84x = 2,071,474,694,802,961.75
  5. Step 5: Solve for x
    x = 2,071,474,694,802,961.75/52,045,681.84
  6. Step 6: Final answer
    x = 39,801,086.69

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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.