Home / 12,355,327.40-18,534,740.70-3,834,775.40

Finding the Fourth Proportional to 12,355,327.40, 18,534,740.70 and 3,834,775.40

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Solution

The fourth proportional to 12,355,327.40, 18,534,740.70 and 3,834,775.40 is: 5,752,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,355,327.40 : 18,534,740.70 = 3,834,775.40 : x
  2. Step 2: Convert to fraction form
    12,355,327.40/18,534,740.70 = 3,834,775.40/x
  3. Step 3: Cross multiply
    12,355,327.40x = 18,534,740.70 × 3,834,775.40
  4. Step 4: Simplify right side
    12,355,327.40x = 71,076,567,681,738.78
  5. Step 5: Solve for x
    x = 71,076,567,681,738.78/12,355,327.40
  6. Step 6: Final answer
    x = 5,752,706.13

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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.