Home / 19,953,537.15-29,934,734.40-9,168,237.30

Finding the Fourth Proportional to 19,953,537.15, 29,934,734.40 and 9,168,237.30

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Solution

The fourth proportional to 19,953,537.15, 29,934,734.40 and 9,168,237.30 is: 13,754,390.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953,537.15 : 29,934,734.40 = 9,168,237.30 : x
  2. Step 2: Convert to fraction form
    19,953,537.15/29,934,734.40 = 9,168,237.30/x
  3. Step 3: Cross multiply
    19,953,537.15x = 29,934,734.40 × 9,168,237.30
  4. Step 4: Simplify right side
    19,953,537.15x = 274,448,748,491,673.12
  5. Step 5: Solve for x
    x = 274,448,748,491,673.12/19,953,537.15
  6. Step 6: Final answer
    x = 13,754,390.83

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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.