Home / 43,535,110.82-65,312,114.07-13,242,186.50

Finding the Fourth Proportional to 43,535,110.82, 65,312,114.07 and 13,242,186.50

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Solution

The fourth proportional to 43,535,110.82, 65,312,114.07 and 13,242,186.50 is: 19,866,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,110.82 : 65,312,114.07 = 13,242,186.50 : x
  2. Step 2: Convert to fraction form
    43,535,110.82/65,312,114.07 = 13,242,186.50/x
  3. Step 3: Cross multiply
    43,535,110.82x = 65,312,114.07 × 13,242,186.50
  4. Step 4: Simplify right side
    43,535,110.82x = 864,875,195,224,214
  5. Step 5: Solve for x
    x = 864,875,195,224,214/43,535,110.82
  6. Step 6: Final answer
    x = 19,866,153.52

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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.