Home / 58,236,859.40-87,355,289.10-39,126,561.80

Finding the Fourth Proportional to 58,236,859.40, 87,355,289.10 and 39,126,561.80

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Solution

The fourth proportional to 58,236,859.40, 87,355,289.10 and 39,126,561.80 is: 58,689,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,236,859.40 : 87,355,289.10 = 39,126,561.80 : x
  2. Step 2: Convert to fraction form
    58,236,859.40/87,355,289.10 = 39,126,561.80/x
  3. Step 3: Cross multiply
    58,236,859.40x = 87,355,289.10 × 39,126,561.80
  4. Step 4: Simplify right side
    58,236,859.40x = 3,417,912,117,528,016
  5. Step 5: Solve for x
    x = 3,417,912,117,528,016/58,236,859.40
  6. Step 6: Final answer
    x = 58,689,842.70

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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.