Home / 64,542,339.81-89,065,831.97-35,173,045.73

Finding the Fourth Proportional to 64,542,339.81, 89,065,831.97 and 35,173,045.73

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Solution

The fourth proportional to 64,542,339.81, 89,065,831.97 and 35,173,045.73 is: 48,537,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,542,339.81 : 89,065,831.97 = 35,173,045.73 : x
  2. Step 2: Convert to fraction form
    64,542,339.81/89,065,831.97 = 35,173,045.73/x
  3. Step 3: Cross multiply
    64,542,339.81x = 89,065,831.97 × 35,173,045.73
  4. Step 4: Simplify right side
    64,542,339.81x = 3,132,716,581,171,903
  5. Step 5: Solve for x
    x = 3,132,716,581,171,903/64,542,339.81
  6. Step 6: Final answer
    x = 48,537,387.87

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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.