Home / 21,978,047.40-32,967,071.10-16,238,484.60

Finding the Fourth Proportional to 21,978,047.40, 32,967,071.10 and 16,238,484.60

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Solution

The fourth proportional to 21,978,047.40, 32,967,071.10 and 16,238,484.60 is: 24,357,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,047.40 : 32,967,071.10 = 16,238,484.60 : x
  2. Step 2: Convert to fraction form
    21,978,047.40/32,967,071.10 = 16,238,484.60/x
  3. Step 3: Cross multiply
    21,978,047.40x = 32,967,071.10 × 16,238,484.60
  4. Step 4: Simplify right side
    21,978,047.40x = 535,335,276,364,455.06
  5. Step 5: Solve for x
    x = 535,335,276,364,455.06/21,978,047.40
  6. Step 6: Final answer
    x = 24,357,726.90

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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.