Home / 19,254,085.19-28,880,905.11-4,681,087.23

Finding the Fourth Proportional to 19,254,085.19, 28,880,905.11 and 4,681,087.23

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Solution

The fourth proportional to 19,254,085.19, 28,880,905.11 and 4,681,087.23 is: 7,021,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,085.19 : 28,880,905.11 = 4,681,087.23 : x
  2. Step 2: Convert to fraction form
    19,254,085.19/28,880,905.11 = 4,681,087.23/x
  3. Step 3: Cross multiply
    19,254,085.19x = 28,880,905.11 × 4,681,087.23
  4. Step 4: Simplify right side
    19,254,085.19x = 135,194,036,101,262.75
  5. Step 5: Solve for x
    x = 135,194,036,101,262.75/19,254,085.19
  6. Step 6: Final answer
    x = 7,021,576.71

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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.