Home / 21,708,001.10-32,562,001.65-13,190,948.30

Finding the Fourth Proportional to 21,708,001.10, 32,562,001.65 and 13,190,948.30

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Solution

The fourth proportional to 21,708,001.10, 32,562,001.65 and 13,190,948.30 is: 19,786,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,001.10 : 32,562,001.65 = 13,190,948.30 : x
  2. Step 2: Convert to fraction form
    21,708,001.10/32,562,001.65 = 13,190,948.30/x
  3. Step 3: Cross multiply
    21,708,001.10x = 32,562,001.65 × 13,190,948.30
  4. Step 4: Simplify right side
    21,708,001.10x = 429,523,680,309,664.69
  5. Step 5: Solve for x
    x = 429,523,680,309,664.69/21,708,001.10
  6. Step 6: Final answer
    x = 19,786,422.45

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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.