Home / 8,686,528.04-11,982,428.30-5,417,667.64

Finding the Fourth Proportional to 8,686,528.04, 11,982,428.30 and 5,417,667.64

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Solution

The fourth proportional to 8,686,528.04, 11,982,428.30 and 5,417,667.64 is: 7,473,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,528.04 : 11,982,428.30 = 5,417,667.64 : x
  2. Step 2: Convert to fraction form
    8,686,528.04/11,982,428.30 = 5,417,667.64/x
  3. Step 3: Cross multiply
    8,686,528.04x = 11,982,428.30 × 5,417,667.64
  4. Step 4: Simplify right side
    8,686,528.04x = 64,916,814,049,530.21
  5. Step 5: Solve for x
    x = 64,916,814,049,530.21/8,686,528.04
  6. Step 6: Final answer
    x = 7,473,275.14

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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.