Home / 21,376,603.60-32,064,905.40-6,231,029.20

Finding the Fourth Proportional to 21,376,603.60, 32,064,905.40 and 6,231,029.20

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Solution

The fourth proportional to 21,376,603.60, 32,064,905.40 and 6,231,029.20 is: 9,346,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376,603.60 : 32,064,905.40 = 6,231,029.20 : x
  2. Step 2: Convert to fraction form
    21,376,603.60/32,064,905.40 = 6,231,029.20/x
  3. Step 3: Cross multiply
    21,376,603.60x = 32,064,905.40 × 6,231,029.20
  4. Step 4: Simplify right side
    21,376,603.60x = 199,797,361,842,637.69
  5. Step 5: Solve for x
    x = 199,797,361,842,637.69/21,376,603.60
  6. Step 6: Final answer
    x = 9,346,543.80

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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.