Home / 7,378,145.64-10,181,588.46-4,070,570.58

Finding the Fourth Proportional to 7,378,145.64, 10,181,588.46 and 4,070,570.58

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Solution

The fourth proportional to 7,378,145.64, 10,181,588.46 and 4,070,570.58 is: 5,617,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,145.64 : 10,181,588.46 = 4,070,570.58 : x
  2. Step 2: Convert to fraction form
    7,378,145.64/10,181,588.46 = 4,070,570.58/x
  3. Step 3: Cross multiply
    7,378,145.64x = 10,181,588.46 × 4,070,570.58
  4. Step 4: Simplify right side
    7,378,145.64x = 41,444,874,442,943.51
  5. Step 5: Solve for x
    x = 41,444,874,442,943.51/7,378,145.64
  6. Step 6: Final answer
    x = 5,617,248.08

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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.