Home / 38,600,598.05-57,902,759.18-12,692,325.78

Finding the Fourth Proportional to 38,600,598.05, 57,902,759.18 and 12,692,325.78

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Solution

The fourth proportional to 38,600,598.05, 57,902,759.18 and 12,692,325.78 is: 19,039,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,598.05 : 57,902,759.18 = 12,692,325.78 : x
  2. Step 2: Convert to fraction form
    38,600,598.05/57,902,759.18 = 12,692,325.78/x
  3. Step 3: Cross multiply
    38,600,598.05x = 57,902,759.18 × 12,692,325.78
  4. Step 4: Simplify right side
    38,600,598.05x = 734,920,683,009,984
  5. Step 5: Solve for x
    x = 734,920,683,009,984/38,600,598.05
  6. Step 6: Final answer
    x = 19,039,100.95

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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.