Home / 14,191,855.86-21,301,242.22-8,784,148.44

Finding the Fourth Proportional to 14,191,855.86, 21,301,242.22 and 8,784,148.44

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Solution

The fourth proportional to 14,191,855.86, 21,301,242.22 and 8,784,148.44 is: 13,184,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,855.86 : 21,301,242.22 = 8,784,148.44 : x
  2. Step 2: Convert to fraction form
    14,191,855.86/21,301,242.22 = 8,784,148.44/x
  3. Step 3: Cross multiply
    14,191,855.86x = 21,301,242.22 × 8,784,148.44
  4. Step 4: Simplify right side
    14,191,855.86x = 187,113,273,616,875.12
  5. Step 5: Solve for x
    x = 187,113,273,616,875.12/14,191,855.86
  6. Step 6: Final answer
    x = 13,184,552.85

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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.