Home / 25,407,826.89-38,111,664.93-7,212,037.47

Finding the Fourth Proportional to 25,407,826.89, 38,111,664.93 and 7,212,037.47

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Solution

The fourth proportional to 25,407,826.89, 38,111,664.93 and 7,212,037.47 is: 10,818,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,826.89 : 38,111,664.93 = 7,212,037.47 : x
  2. Step 2: Convert to fraction form
    25,407,826.89/38,111,664.93 = 7,212,037.47/x
  3. Step 3: Cross multiply
    25,407,826.89x = 38,111,664.93 × 7,212,037.47
  4. Step 4: Simplify right side
    25,407,826.89x = 274,862,755,389,841.53
  5. Step 5: Solve for x
    x = 274,862,755,389,841.53/25,407,826.89
  6. Step 6: Final answer
    x = 10,818,034.80

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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.