Home / 43,047,355.11-64,571,266.19-12,755,480.55

Finding the Fourth Proportional to 43,047,355.11, 64,571,266.19 and 12,755,480.55

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Solution

The fourth proportional to 43,047,355.11, 64,571,266.19 and 12,755,480.55 is: 19,133,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,047,355.11 : 64,571,266.19 = 12,755,480.55 : x
  2. Step 2: Convert to fraction form
    43,047,355.11/64,571,266.19 = 12,755,480.55/x
  3. Step 3: Cross multiply
    43,047,355.11x = 64,571,266.19 × 12,755,480.55
  4. Step 4: Simplify right side
    43,047,355.11x = 823,637,529,911,640.25
  5. Step 5: Solve for x
    x = 823,637,529,911,640.25/43,047,355.11
  6. Step 6: Final answer
    x = 19,133,290.02

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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.