Home / 21,700,980.60-32,556,914.10-9,572,753.40

Finding the Fourth Proportional to 21,700,980.60, 32,556,914.10 and 9,572,753.40

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Solution

The fourth proportional to 21,700,980.60, 32,556,914.10 and 9,572,753.40 is: 14,361,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,700,980.60 : 32,556,914.10 = 9,572,753.40 : x
  2. Step 2: Convert to fraction form
    21,700,980.60/32,556,914.10 = 9,572,753.40/x
  3. Step 3: Cross multiply
    21,700,980.60x = 32,556,914.10 × 9,572,753.40
  4. Step 4: Simplify right side
    21,700,980.60x = 311,659,310,144,282.94
  5. Step 5: Solve for x
    x = 311,659,310,144,282.94/21,700,980.60
  6. Step 6: Final answer
    x = 14,361,531.21

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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.