Home / 74,638,955.71-112,008,878.93-26,117,229.86

Finding the Fourth Proportional to 74,638,955.71, 112,008,878.93 and 26,117,229.86

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Solution

The fourth proportional to 74,638,955.71, 112,008,878.93 and 26,117,229.86 is: 39,193,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,638,955.71 : 112,008,878.93 = 26,117,229.86 : x
  2. Step 2: Convert to fraction form
    74,638,955.71/112,008,878.93 = 26,117,229.86/x
  3. Step 3: Cross multiply
    74,638,955.71x = 112,008,878.93 × 26,117,229.86
  4. Step 4: Simplify right side
    74,638,955.71x = 2,925,361,636,685,090.50
  5. Step 5: Solve for x
    x = 2,925,361,636,685,090.50/74,638,955.71
  6. Step 6: Final answer
    x = 39,193,496.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.