Home / 13,851,036.45-20,776,554.68-3,753,657.45

Finding the Fourth Proportional to 13,851,036.45, 20,776,554.68 and 3,753,657.45

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Solution

The fourth proportional to 13,851,036.45, 20,776,554.68 and 3,753,657.45 is: 5,630,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,036.45 : 20,776,554.68 = 3,753,657.45 : x
  2. Step 2: Convert to fraction form
    13,851,036.45/20,776,554.68 = 3,753,657.45/x
  3. Step 3: Cross multiply
    13,851,036.45x = 20,776,554.68 × 3,753,657.45
  4. Step 4: Simplify right side
    13,851,036.45x = 77,988,069,241,146.08
  5. Step 5: Solve for x
    x = 77,988,069,241,146.08/13,851,036.45
  6. Step 6: Final answer
    x = 5,630,486.18

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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.