Home / 30,166,545.03-45,256,902.35-9,971,786.31

Finding the Fourth Proportional to 30,166,545.03, 45,256,902.35 and 9,971,786.31

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Solution

The fourth proportional to 30,166,545.03, 45,256,902.35 and 9,971,786.31 is: 14,960,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,545.03 : 45,256,902.35 = 9,971,786.31 : x
  2. Step 2: Convert to fraction form
    30,166,545.03/45,256,902.35 = 9,971,786.31/x
  3. Step 3: Cross multiply
    30,166,545.03x = 45,256,902.35 × 9,971,786.31
  4. Step 4: Simplify right side
    30,166,545.03x = 451,292,159,236,877.94
  5. Step 5: Solve for x
    x = 451,292,159,236,877.94/30,166,545.03
  6. Step 6: Final answer
    x = 14,960,021.40

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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.