Home / 14,191,854.86-21,301,240.72-8,784,147.44

Finding the Fourth Proportional to 14,191,854.86, 21,301,240.72 and 8,784,147.44

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Solution

The fourth proportional to 14,191,854.86, 21,301,240.72 and 8,784,147.44 is: 13,184,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,854.86 : 21,301,240.72 = 8,784,147.44 : x
  2. Step 2: Convert to fraction form
    14,191,854.86/21,301,240.72 = 8,784,147.44/x
  3. Step 3: Cross multiply
    14,191,854.86x = 21,301,240.72 × 8,784,147.44
  4. Step 4: Simplify right side
    14,191,854.86x = 187,113,239,139,411.75
  5. Step 5: Solve for x
    x = 187,113,239,139,411.75/14,191,854.86
  6. Step 6: Final answer
    x = 13,184,551.35

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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.