Home / 8,721,492.75-12,036,802.23-5,001,781.05

Finding the Fourth Proportional to 8,721,492.75, 12,036,802.23 and 5,001,781.05

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Solution

The fourth proportional to 8,721,492.75, 12,036,802.23 and 5,001,781.05 is: 6,903,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,492.75 : 12,036,802.23 = 5,001,781.05 : x
  2. Step 2: Convert to fraction form
    8,721,492.75/12,036,802.23 = 5,001,781.05/x
  3. Step 3: Cross multiply
    8,721,492.75x = 12,036,802.23 × 5,001,781.05
  4. Step 4: Simplify right side
    8,721,492.75x = 60,205,449,296,611.74
  5. Step 5: Solve for x
    x = 60,205,449,296,611.74/8,721,492.75
  6. Step 6: Final answer
    x = 6,903,112.92

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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.