Home / 21,833,999.70-32,750,999.55-15,031,554.90

Finding the Fourth Proportional to 21,833,999.70, 32,750,999.55 and 15,031,554.90

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Solution

The fourth proportional to 21,833,999.70, 32,750,999.55 and 15,031,554.90 is: 22,547,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,833,999.70 : 32,750,999.55 = 15,031,554.90 : x
  2. Step 2: Convert to fraction form
    21,833,999.70/32,750,999.55 = 15,031,554.90/x
  3. Step 3: Cross multiply
    21,833,999.70x = 32,750,999.55 × 15,031,554.90
  4. Step 4: Simplify right side
    21,833,999.70x = 492,298,447,765,700.31
  5. Step 5: Solve for x
    x = 492,298,447,765,700.31/21,833,999.70
  6. Step 6: Final answer
    x = 22,547,332.35

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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.