Home / 72,997,008.42-100,733,874-41,634,349.50

Finding the Fourth Proportional to 72,997,008.42, 100,733,874 and 41,634,349.50

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Solution

The fourth proportional to 72,997,008.42, 100,733,874 and 41,634,349.50 is: 57,454,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,997,008.42 : 100,733,874 = 41,634,349.50 : x
  2. Step 2: Convert to fraction form
    72,997,008.42/100,733,874 = 41,634,349.50/x
  3. Step 3: Cross multiply
    72,997,008.42x = 100,733,874 × 41,634,349.50
  4. Step 4: Simplify right side
    72,997,008.42x = 4,193,989,316,604,963
  5. Step 5: Solve for x
    x = 4,193,989,316,604,963/72,997,008.42
  6. Step 6: Final answer
    x = 57,454,262.95

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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.