Home / 19,381,570.80-26,747,138.22-10,680,303.93

Finding the Fourth Proportional to 19,381,570.80, 26,747,138.22 and 10,680,303.93

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Solution

The fourth proportional to 19,381,570.80, 26,747,138.22 and 10,680,303.93 is: 14,739,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381,570.80 : 26,747,138.22 = 10,680,303.93 : x
  2. Step 2: Convert to fraction form
    19,381,570.80/26,747,138.22 = 10,680,303.93/x
  3. Step 3: Cross multiply
    19,381,570.80x = 26,747,138.22 × 10,680,303.93
  4. Step 4: Simplify right side
    19,381,570.80x = 285,667,565,447,319.19
  5. Step 5: Solve for x
    x = 285,667,565,447,319.19/19,381,570.80
  6. Step 6: Final answer
    x = 14,739,133.81

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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.