Home / 27,306,409.76-40,959,333.93-15,784,545.65

Finding the Fourth Proportional to 27,306,409.76, 40,959,333.93 and 15,784,545.65

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Solution

The fourth proportional to 27,306,409.76, 40,959,333.93 and 15,784,545.65 is: 23,676,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306,409.76 : 40,959,333.93 = 15,784,545.65 : x
  2. Step 2: Convert to fraction form
    27,306,409.76/40,959,333.93 = 15,784,545.65/x
  3. Step 3: Cross multiply
    27,306,409.76x = 40,959,333.93 × 15,784,545.65
  4. Step 4: Simplify right side
    27,306,409.76x = 646,524,476,132,386.25
  5. Step 5: Solve for x
    x = 646,524,476,132,386.25/27,306,409.76
  6. Step 6: Final answer
    x = 23,676,656.21

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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.