Home / 65,383,245.62-90,225,545.86-36,013,946.07

Finding the Fourth Proportional to 65,383,245.62, 90,225,545.86 and 36,013,946.07

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Solution

The fourth proportional to 65,383,245.62, 90,225,545.86 and 36,013,946.07 is: 49,697,409.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,383,245.62 : 90,225,545.86 = 36,013,946.07 : x
  2. Step 2: Convert to fraction form
    65,383,245.62/90,225,545.86 = 36,013,946.07/x
  3. Step 3: Cross multiply
    65,383,245.62x = 90,225,545.86 × 36,013,946.07
  4. Step 4: Simplify right side
    65,383,245.62x = 3,249,377,942,738,352
  5. Step 5: Solve for x
    x = 3,249,377,942,738,352/65,383,245.62
  6. Step 6: Final answer
    x = 49,697,409.66

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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.