Home / 74,667,636.50-103,008,649.71-71,205,822.54

Finding the Fourth Proportional to 74,667,636.50, 103,008,649.71 and 71,205,822.54

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Solution

The fourth proportional to 74,667,636.50, 103,008,649.71 and 71,205,822.54 is: 98,232,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,667,636.50 : 103,008,649.71 = 71,205,822.54 : x
  2. Step 2: Convert to fraction form
    74,667,636.50/103,008,649.71 = 71,205,822.54/x
  3. Step 3: Cross multiply
    74,667,636.50x = 103,008,649.71 × 71,205,822.54
  4. Step 4: Simplify right side
    74,667,636.50x = 7,334,815,631,602,305
  5. Step 5: Solve for x
    x = 7,334,815,631,602,305/74,667,636.50
  6. Step 6: Final answer
    x = 98,232,862.00

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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.