Home / 10,475,568.92-15,714,017.74-3,287,386.28

Finding the Fourth Proportional to 10,475,568.92, 15,714,017.74 and 3,287,386.28

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Solution

The fourth proportional to 10,475,568.92, 15,714,017.74 and 3,287,386.28 is: 4,931,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475,568.92 : 15,714,017.74 = 3,287,386.28 : x
  2. Step 2: Convert to fraction form
    10,475,568.92/15,714,017.74 = 3,287,386.28/x
  3. Step 3: Cross multiply
    10,475,568.92x = 15,714,017.74 × 3,287,386.28
  4. Step 4: Simplify right side
    10,475,568.92x = 51,658,046,322,152.60
  5. Step 5: Solve for x
    x = 51,658,046,322,152.60/10,475,568.92
  6. Step 6: Final answer
    x = 4,931,287.91

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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.