Home / 14,185,983.38-19,576,678.93-8,074,411.88

Finding the Fourth Proportional to 14,185,983.38, 19,576,678.93 and 8,074,411.88

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Solution

The fourth proportional to 14,185,983.38, 19,576,678.93 and 8,074,411.88 is: 11,142,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,983.38 : 19,576,678.93 = 8,074,411.88 : x
  2. Step 2: Convert to fraction form
    14,185,983.38/19,576,678.93 = 8,074,411.88/x
  3. Step 3: Cross multiply
    14,185,983.38x = 19,576,678.93 × 8,074,411.88
  4. Step 4: Simplify right side
    14,185,983.38x = 158,070,168,805,268.25
  5. Step 5: Solve for x
    x = 158,070,168,805,268.25/14,185,983.38
  6. Step 6: Final answer
    x = 11,142,700.84

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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.