Home / 14,985,328.01-20,679,752.43-8,109,810.07

Finding the Fourth Proportional to 14,985,328.01, 20,679,752.43 and 8,109,810.07

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Solution

The fourth proportional to 14,985,328.01, 20,679,752.43 and 8,109,810.07 is: 11,191,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985,328.01 : 20,679,752.43 = 8,109,810.07 : x
  2. Step 2: Convert to fraction form
    14,985,328.01/20,679,752.43 = 8,109,810.07/x
  3. Step 3: Cross multiply
    14,985,328.01x = 20,679,752.43 × 8,109,810.07
  4. Step 4: Simplify right side
    14,985,328.01x = 167,708,864,450,221.59
  5. Step 5: Solve for x
    x = 167,708,864,450,221.59/14,985,328.01
  6. Step 6: Final answer
    x = 11,191,537.78

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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.