Home / 65,172,117.70-97,821,162.15-39,662,949.70

Finding the Fourth Proportional to 65,172,117.70, 97,821,162.15 and 39,662,949.70

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Solution

The fourth proportional to 65,172,117.70, 97,821,162.15 and 39,662,949.70 is: 59,532,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,172,117.70 : 97,821,162.15 = 39,662,949.70 : x
  2. Step 2: Convert to fraction form
    65,172,117.70/97,821,162.15 = 39,662,949.70/x
  3. Step 3: Cross multiply
    65,172,117.70x = 97,821,162.15 × 39,662,949.70
  4. Step 4: Simplify right side
    65,172,117.70x = 3,879,875,833,950,994.50
  5. Step 5: Solve for x
    x = 3,879,875,833,950,994.50/65,172,117.70
  6. Step 6: Final answer
    x = 59,532,756.81

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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.