Home / 34,085,040.15-47,038,516.12-20,158,333.50

Finding the Fourth Proportional to 34,085,040.15, 47,038,516.12 and 20,158,333.50

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Solution

The fourth proportional to 34,085,040.15, 47,038,516.12 and 20,158,333.50 is: 27,819,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085,040.15 : 47,038,516.12 = 20,158,333.50 : x
  2. Step 2: Convert to fraction form
    34,085,040.15/47,038,516.12 = 20,158,333.50/x
  3. Step 3: Cross multiply
    34,085,040.15x = 47,038,516.12 × 20,158,333.50
  4. Step 4: Simplify right side
    34,085,040.15x = 948,218,095,006,497.62
  5. Step 5: Solve for x
    x = 948,218,095,006,497.62/34,085,040.15
  6. Step 6: Final answer
    x = 27,819,186.69

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1.5x scale

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.