Home / 21,369,532.72-32,064,822.60-10,008,019.12

Finding the Fourth Proportional to 21,369,532.72, 32,064,822.60 and 10,008,019.12

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Solution

The fourth proportional to 21,369,532.72, 32,064,822.60 and 10,008,019.12 is: 15,016,957.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369,532.72 : 32,064,822.60 = 10,008,019.12 : x
  2. Step 2: Convert to fraction form
    21,369,532.72/32,064,822.60 = 10,008,019.12/x
  3. Step 3: Cross multiply
    21,369,532.72x = 32,064,822.60 × 10,008,019.12
  4. Step 4: Simplify right side
    21,369,532.72x = 320,905,357,660,208.12
  5. Step 5: Solve for x
    x = 320,905,357,660,208.12/21,369,532.72
  6. Step 6: Final answer
    x = 15,016,957.17

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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.