Home / 60,991,110.36-91,459,809.18-28,652,203.80

Finding the Fourth Proportional to 60,991,110.36, 91,459,809.18 and 28,652,203.80

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Solution

The fourth proportional to 60,991,110.36, 91,459,809.18 and 28,652,203.80 is: 42,965,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,991,110.36 : 91,459,809.18 = 28,652,203.80 : x
  2. Step 2: Convert to fraction form
    60,991,110.36/91,459,809.18 = 28,652,203.80/x
  3. Step 3: Cross multiply
    60,991,110.36x = 91,459,809.18 × 28,652,203.80
  4. Step 4: Simplify right side
    60,991,110.36x = 2,620,525,092,134,471
  5. Step 5: Solve for x
    x = 2,620,525,092,134,471/60,991,110.36
  6. Step 6: Final answer
    x = 42,965,689.21

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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.