Home / 64,708,377.41-89,299,764.53-38,269,395.22

Finding the Fourth Proportional to 64,708,377.41, 89,299,764.53 and 38,269,395.22

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Solution

The fourth proportional to 64,708,377.41, 89,299,764.53 and 38,269,395.22 is: 52,813,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708,377.41 : 89,299,764.53 = 38,269,395.22 : x
  2. Step 2: Convert to fraction form
    64,708,377.41/89,299,764.53 = 38,269,395.22/x
  3. Step 3: Cross multiply
    64,708,377.41x = 89,299,764.53 × 38,269,395.22
  4. Step 4: Simplify right side
    64,708,377.41x = 3,417,447,981,747,858.50
  5. Step 5: Solve for x
    x = 3,417,447,981,747,858.50/64,708,377.41
  6. Step 6: Final answer
    x = 52,813,068.70

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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.