Home / 67,724,145.74-93,459,588.82-36,784,831.70

Finding the Fourth Proportional to 67,724,145.74, 93,459,588.82 and 36,784,831.70

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Solution

The fourth proportional to 67,724,145.74, 93,459,588.82 and 36,784,831.70 is: 50,763,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,724,145.74 : 93,459,588.82 = 36,784,831.70 : x
  2. Step 2: Convert to fraction form
    67,724,145.74/93,459,588.82 = 36,784,831.70/x
  3. Step 3: Cross multiply
    67,724,145.74x = 93,459,588.82 × 36,784,831.70
  4. Step 4: Simplify right side
    67,724,145.74x = 3,437,895,245,494,901.50
  5. Step 5: Solve for x
    x = 3,437,895,245,494,901.50/67,724,145.74
  6. Step 6: Final answer
    x = 50,763,213.15

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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.