Home / 21,806,061.60-32,710,647.60-6,659,968.80

Finding the Fourth Proportional to 21,806,061.60, 32,710,647.60 and 6,659,968.80

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Solution

The fourth proportional to 21,806,061.60, 32,710,647.60 and 6,659,968.80 is: 9,990,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,061.60 : 32,710,647.60 = 6,659,968.80 : x
  2. Step 2: Convert to fraction form
    21,806,061.60/32,710,647.60 = 6,659,968.80/x
  3. Step 3: Cross multiply
    21,806,061.60x = 32,710,647.60 × 6,659,968.80
  4. Step 4: Simplify right side
    21,806,061.60x = 217,851,892,443,794.88
  5. Step 5: Solve for x
    x = 217,851,892,443,794.88/21,806,061.60
  6. Step 6: Final answer
    x = 9,990,428.19

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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.