Home / 21,547,875.11-32,315,832.44-5,982,127.79

Finding the Fourth Proportional to 21,547,875.11, 32,315,832.44 and 5,982,127.79

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Solution

The fourth proportional to 21,547,875.11, 32,315,832.44 and 5,982,127.79 is: 8,971,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547,875.11 : 32,315,832.44 = 5,982,127.79 : x
  2. Step 2: Convert to fraction form
    21,547,875.11/32,315,832.44 = 5,982,127.79/x
  3. Step 3: Cross multiply
    21,547,875.11x = 32,315,832.44 × 5,982,127.79
  4. Step 4: Simplify right side
    21,547,875.11x = 193,317,439,266,396.88
  5. Step 5: Solve for x
    x = 193,317,439,266,396.88/21,547,875.11
  6. Step 6: Final answer
    x = 8,971,531.45

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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.