Home / 21,355,501.79-32,044,914.21-9,057,552.28

Finding the Fourth Proportional to 21,355,501.79, 32,044,914.21 and 9,057,552.28

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Solution

The fourth proportional to 21,355,501.79, 32,044,914.21 and 9,057,552.28 is: 13,591,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,501.79 : 32,044,914.21 = 9,057,552.28 : x
  2. Step 2: Convert to fraction form
    21,355,501.79/32,044,914.21 = 9,057,552.28/x
  3. Step 3: Cross multiply
    21,355,501.79x = 32,044,914.21 × 9,057,552.28
  4. Step 4: Simplify right side
    21,355,501.79x = 290,248,485,765,189.88
  5. Step 5: Solve for x
    x = 290,248,485,765,189.88/21,355,501.79
  6. Step 6: Final answer
    x = 13,591,274.45

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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.