Home / 19,554,001.70-29,331,002.55-12,326,404.10

Finding the Fourth Proportional to 19,554,001.70, 29,331,002.55 and 12,326,404.10

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Solution

The fourth proportional to 19,554,001.70, 29,331,002.55 and 12,326,404.10 is: 18,489,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554,001.70 : 29,331,002.55 = 12,326,404.10 : x
  2. Step 2: Convert to fraction form
    19,554,001.70/29,331,002.55 = 12,326,404.10/x
  3. Step 3: Cross multiply
    19,554,001.70x = 29,331,002.55 × 12,326,404.10
  4. Step 4: Simplify right side
    19,554,001.70x = 361,545,790,089,430.44
  5. Step 5: Solve for x
    x = 361,545,790,089,430.44/19,554,001.70
  6. Step 6: Final answer
    x = 18,489,606.15

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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.