Home / 21,875,416.80-32,813,125.20-21,556,552.20

Finding the Fourth Proportional to 21,875,416.80, 32,813,125.20 and 21,556,552.20

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Solution

The fourth proportional to 21,875,416.80, 32,813,125.20 and 21,556,552.20 is: 32,334,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,875,416.80 : 32,813,125.20 = 21,556,552.20 : x
  2. Step 2: Convert to fraction form
    21,875,416.80/32,813,125.20 = 21,556,552.20/x
  3. Step 3: Cross multiply
    21,875,416.80x = 32,813,125.20 × 21,556,552.20
  4. Step 4: Simplify right side
    21,875,416.80x = 707,337,846,218,935.38
  5. Step 5: Solve for x
    x = 707,337,846,218,935.38/21,875,416.80
  6. Step 6: Final answer
    x = 32,334,828.30

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1.5x scale

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.