Home / 15,790,718.70-23,686,078.05-9,072,254.70

Finding the Fourth Proportional to 15,790,718.70, 23,686,078.05 and 9,072,254.70

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Solution

The fourth proportional to 15,790,718.70, 23,686,078.05 and 9,072,254.70 is: 13,608,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,718.70 : 23,686,078.05 = 9,072,254.70 : x
  2. Step 2: Convert to fraction form
    15,790,718.70/23,686,078.05 = 9,072,254.70/x
  3. Step 3: Cross multiply
    15,790,718.70x = 23,686,078.05 × 9,072,254.70
  4. Step 4: Simplify right side
    15,790,718.70x = 214,886,132,913,679.31
  5. Step 5: Solve for x
    x = 214,886,132,913,679.31/15,790,718.70
  6. Step 6: Final answer
    x = 13,608,382.05

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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.