Home / 19,369,520.16-26,731,146.12-10,667,690.52

Finding the Fourth Proportional to 19,369,520.16, 26,731,146.12 and 10,667,690.52

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Solution

The fourth proportional to 19,369,520.16, 26,731,146.12 and 10,667,690.52 is: 14,722,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,520.16 : 26,731,146.12 = 10,667,690.52 : x
  2. Step 2: Convert to fraction form
    19,369,520.16/26,731,146.12 = 10,667,690.52/x
  3. Step 3: Cross multiply
    19,369,520.16x = 26,731,146.12 × 10,667,690.52
  4. Step 4: Simplify right side
    19,369,520.16x = 285,159,594,053,058.81
  5. Step 5: Solve for x
    x = 285,159,594,053,058.81/19,369,520.16
  6. Step 6: Final answer
    x = 14,722,078.38

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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.