Home / 6,621,006.24-9,138,071.57-5,516,685.45

Finding the Fourth Proportional to 6,621,006.24, 9,138,071.57 and 5,516,685.45

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Solution

The fourth proportional to 6,621,006.24, 9,138,071.57 and 5,516,685.45 is: 7,613,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621,006.24 : 9,138,071.57 = 5,516,685.45 : x
  2. Step 2: Convert to fraction form
    6,621,006.24/9,138,071.57 = 5,516,685.45/x
  3. Step 3: Cross multiply
    6,621,006.24x = 9,138,071.57 × 5,516,685.45
  4. Step 4: Simplify right side
    6,621,006.24x = 50,411,866,443,694.23
  5. Step 5: Solve for x
    x = 50,411,866,443,694.23/6,621,006.24
  6. Step 6: Final answer
    x = 7,613,928.25

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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.