Home / 60,189,894.79-90,131,574.33-39,657,365.51

Finding the Fourth Proportional to 60,189,894.79, 90,131,574.33 and 39,657,365.51

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Solution

The fourth proportional to 60,189,894.79, 90,131,574.33 and 39,657,365.51 is: 59,385,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,189,894.79 : 90,131,574.33 = 39,657,365.51 : x
  2. Step 2: Convert to fraction form
    60,189,894.79/90,131,574.33 = 39,657,365.51/x
  3. Step 3: Cross multiply
    60,189,894.79x = 90,131,574.33 × 39,657,365.51
  4. Step 4: Simplify right side
    60,189,894.79x = 3,574,380,786,745,885.50
  5. Step 5: Solve for x
    x = 3,574,380,786,745,885.50/60,189,894.79
  6. Step 6: Final answer
    x = 59,385,064.54

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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.