Home / 70,828,982.91-97,741,415.90-39,465,411.37

Finding the Fourth Proportional to 70,828,982.91, 97,741,415.90 and 39,465,411.37

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Solution

The fourth proportional to 70,828,982.91, 97,741,415.90 and 39,465,411.37 is: 54,460,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,828,982.91 : 97,741,415.90 = 39,465,411.37 : x
  2. Step 2: Convert to fraction form
    70,828,982.91/97,741,415.90 = 39,465,411.37/x
  3. Step 3: Cross multiply
    70,828,982.91x = 97,741,415.90 × 39,465,411.37
  4. Step 4: Simplify right side
    70,828,982.91x = 3,857,405,186,783,864.50
  5. Step 5: Solve for x
    x = 3,857,405,186,783,864.50/70,828,982.91
  6. Step 6: Final answer
    x = 54,460,829.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.