Home / 38,572,681.21-57,859,346.32-9,818,821.69

Finding the Fourth Proportional to 38,572,681.21, 57,859,346.32 and 9,818,821.69

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Solution

The fourth proportional to 38,572,681.21, 57,859,346.32 and 9,818,821.69 is: 14,728,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,572,681.21 : 57,859,346.32 = 9,818,821.69 : x
  2. Step 2: Convert to fraction form
    38,572,681.21/57,859,346.32 = 9,818,821.69/x
  3. Step 3: Cross multiply
    38,572,681.21x = 57,859,346.32 × 9,818,821.69
  4. Step 4: Simplify right side
    38,572,681.21x = 568,110,604,446,842.25
  5. Step 5: Solve for x
    x = 568,110,604,446,842.25/38,572,681.21
  6. Step 6: Final answer
    x = 14,728,315.14

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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.