Home / 19,417,191.90-29,118,789.45-9,829,383.90

Finding the Fourth Proportional to 19,417,191.90, 29,118,789.45 and 9,829,383.90

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Solution

The fourth proportional to 19,417,191.90, 29,118,789.45 and 9,829,383.90 is: 14,740,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417,191.90 : 29,118,789.45 = 9,829,383.90 : x
  2. Step 2: Convert to fraction form
    19,417,191.90/29,118,789.45 = 9,829,383.90/x
  3. Step 3: Cross multiply
    19,417,191.90x = 29,118,789.45 × 9,829,383.90
  4. Step 4: Simplify right side
    19,417,191.90x = 286,219,760,207,319.88
  5. Step 5: Solve for x
    x = 286,219,760,207,319.88/19,417,191.90
  6. Step 6: Final answer
    x = 14,740,533.12

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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.