Home / 42,707,430.38-64,163,343.85-27,384,740.67

Finding the Fourth Proportional to 42,707,430.38, 64,163,343.85 and 27,384,740.67

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Solution

The fourth proportional to 42,707,430.38, 64,163,343.85 and 27,384,740.67 is: 41,142,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,430.38 : 64,163,343.85 = 27,384,740.67 : x
  2. Step 2: Convert to fraction form
    42,707,430.38/64,163,343.85 = 27,384,740.67/x
  3. Step 3: Cross multiply
    42,707,430.38x = 64,163,343.85 × 27,384,740.67
  4. Step 4: Simplify right side
    42,707,430.38x = 1,757,096,531,663,521.25
  5. Step 5: Solve for x
    x = 1,757,096,531,663,521.25/42,707,430.38
  6. Step 6: Final answer
    x = 41,142,642.30

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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.