Home / 42,607,563.66-63,914,035.98-18,010,903.80

Finding the Fourth Proportional to 42,607,563.66, 63,914,035.98 and 18,010,903.80

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Solution

The fourth proportional to 42,607,563.66, 63,914,035.98 and 18,010,903.80 is: 27,017,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607,563.66 : 63,914,035.98 = 18,010,903.80 : x
  2. Step 2: Convert to fraction form
    42,607,563.66/63,914,035.98 = 18,010,903.80/x
  3. Step 3: Cross multiply
    42,607,563.66x = 63,914,035.98 × 18,010,903.80
  4. Step 4: Simplify right side
    42,607,563.66x = 1,151,149,553,505,518.75
  5. Step 5: Solve for x
    x = 1,151,149,553,505,518.75/42,607,563.66
  6. Step 6: Final answer
    x = 27,017,493.01

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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.