Home / 14,070,703-21,109,693.36-8,239,813

Finding the Fourth Proportional to 14,070,703, 21,109,693.36 and 8,239,813

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Solution

The fourth proportional to 14,070,703, 21,109,693.36 and 8,239,813 is: 12,361,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070,703 : 21,109,693.36 = 8,239,813 : x
  2. Step 2: Convert to fraction form
    14,070,703/21,109,693.36 = 8,239,813/x
  3. Step 3: Cross multiply
    14,070,703x = 21,109,693.36 × 8,239,813
  4. Step 4: Simplify right side
    14,070,703x = 173,939,925,773,741.69
  5. Step 5: Solve for x
    x = 173,939,925,773,741.69/14,070,703
  6. Step 6: Final answer
    x = 12,361,850.42

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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.