Home / 63,406,955.22-87,501,610.89-38,627,140.77

Finding the Fourth Proportional to 63,406,955.22, 87,501,610.89 and 38,627,140.77

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Solution

The fourth proportional to 63,406,955.22, 87,501,610.89 and 38,627,140.77 is: 53,305,461.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,406,955.22 : 87,501,610.89 = 38,627,140.77 : x
  2. Step 2: Convert to fraction form
    63,406,955.22/87,501,610.89 = 38,627,140.77/x
  3. Step 3: Cross multiply
    63,406,955.22x = 87,501,610.89 × 38,627,140.77
  4. Step 4: Simplify right side
    63,406,955.22x = 3,379,937,041,449,795.50
  5. Step 5: Solve for x
    x = 3,379,937,041,449,795.50/63,406,955.22
  6. Step 6: Final answer
    x = 53,305,461.99

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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.