Home / 42,343,829.93-63,520,993.70-12,054,054.89

Finding the Fourth Proportional to 42,343,829.93, 63,520,993.70 and 12,054,054.89

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Solution

The fourth proportional to 42,343,829.93, 63,520,993.70 and 12,054,054.89 is: 18,082,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,343,829.93 : 63,520,993.70 = 12,054,054.89 : x
  2. Step 2: Convert to fraction form
    42,343,829.93/63,520,993.70 = 12,054,054.89/x
  3. Step 3: Cross multiply
    42,343,829.93x = 63,520,993.70 × 12,054,054.89
  4. Step 4: Simplify right side
    42,343,829.93x = 765,685,544,666,874
  5. Step 5: Solve for x
    x = 765,685,544,666,874/42,343,829.93
  6. Step 6: Final answer
    x = 18,082,576.52

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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.