Home / 53,243,897.96-79,655,709-40,327,257.32

Finding the Fourth Proportional to 53,243,897.96, 79,655,709 and 40,327,257.32

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Solution

The fourth proportional to 53,243,897.96, 79,655,709 and 40,327,257.32 is: 60,331,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243,897.96 : 79,655,709 = 40,327,257.32 : x
  2. Step 2: Convert to fraction form
    53,243,897.96/79,655,709 = 40,327,257.32/x
  3. Step 3: Cross multiply
    53,243,897.96x = 79,655,709 × 40,327,257.32
  4. Step 4: Simplify right side
    53,243,897.96x = 3,212,296,273,850,040
  5. Step 5: Solve for x
    x = 3,212,296,273,850,040/53,243,897.96
  6. Step 6: Final answer
    x = 60,331,726.21

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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.