Home / 30,383,938.39-41,929,831.95-16,445,291.26

Finding the Fourth Proportional to 30,383,938.39, 41,929,831.95 and 16,445,291.26

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Solution

The fourth proportional to 30,383,938.39, 41,929,831.95 and 16,445,291.26 is: 22,694,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,938.39 : 41,929,831.95 = 16,445,291.26 : x
  2. Step 2: Convert to fraction form
    30,383,938.39/41,929,831.95 = 16,445,291.26/x
  3. Step 3: Cross multiply
    30,383,938.39x = 41,929,831.95 × 16,445,291.26
  4. Step 4: Simplify right side
    30,383,938.39x = 689,548,298,900,603.75
  5. Step 5: Solve for x
    x = 689,548,298,900,603.75/30,383,938.39
  6. Step 6: Final answer
    x = 22,694,500.30

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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.