Home / 22,128,035.12-33,173,119.94-8,490,967.46

Finding the Fourth Proportional to 22,128,035.12, 33,173,119.94 and 8,490,967.46

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Solution

The fourth proportional to 22,128,035.12, 33,173,119.94 and 8,490,967.46 is: 12,729,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,035.12 : 33,173,119.94 = 8,490,967.46 : x
  2. Step 2: Convert to fraction form
    22,128,035.12/33,173,119.94 = 8,490,967.46/x
  3. Step 3: Cross multiply
    22,128,035.12x = 33,173,119.94 × 8,490,967.46
  4. Step 4: Simplify right side
    22,128,035.12x = 281,671,881,748,896.69
  5. Step 5: Solve for x
    x = 281,671,881,748,896.69/22,128,035.12
  6. Step 6: Final answer
    x = 12,729,186.31

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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.