Home / 18,223,829.40-27,336,035.70-4,760,657.40

Finding the Fourth Proportional to 18,223,829.40, 27,336,035.70 and 4,760,657.40

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Solution

The fourth proportional to 18,223,829.40, 27,336,035.70 and 4,760,657.40 is: 7,141,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,829.40 : 27,336,035.70 = 4,760,657.40 : x
  2. Step 2: Convert to fraction form
    18,223,829.40/27,336,035.70 = 4,760,657.40/x
  3. Step 3: Cross multiply
    18,223,829.40x = 27,336,035.70 × 4,760,657.40
  4. Step 4: Simplify right side
    18,223,829.40x = 130,137,500,641,869.19
  5. Step 5: Solve for x
    x = 130,137,500,641,869.19/18,223,829.40
  6. Step 6: Final answer
    x = 7,141,062.28

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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.