Home / 19,005,345.14-26,249,027.55-12,883,144.82

Finding the Fourth Proportional to 19,005,345.14, 26,249,027.55 and 12,883,144.82

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Solution

The fourth proportional to 19,005,345.14, 26,249,027.55 and 12,883,144.82 is: 17,793,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005,345.14 : 26,249,027.55 = 12,883,144.82 : x
  2. Step 2: Convert to fraction form
    19,005,345.14/26,249,027.55 = 12,883,144.82/x
  3. Step 3: Cross multiply
    19,005,345.14x = 26,249,027.55 × 12,883,144.82
  4. Step 4: Simplify right side
    19,005,345.14x = 338,170,023,310,819.81
  5. Step 5: Solve for x
    x = 338,170,023,310,819.81/19,005,345.14
  6. Step 6: Final answer
    x = 17,793,416.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.