Home / 72,925,491.51-100,625,999.36-41,979,681.27

Finding the Fourth Proportional to 72,925,491.51, 100,625,999.36 and 41,979,681.27

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Solution

The fourth proportional to 72,925,491.51, 100,625,999.36 and 41,979,681.27 is: 57,925,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,925,491.51 : 100,625,999.36 = 41,979,681.27 : x
  2. Step 2: Convert to fraction form
    72,925,491.51/100,625,999.36 = 41,979,681.27/x
  3. Step 3: Cross multiply
    72,925,491.51x = 100,625,999.36 × 41,979,681.27
  4. Step 4: Simplify right side
    72,925,491.51x = 4,224,247,380,398,126
  5. Step 5: Solve for x
    x = 4,224,247,380,398,126/72,925,491.51
  6. Step 6: Final answer
    x = 57,925,524.98

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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.