Home / 7,341,935.31-10,133,491.29-4,079,871.72

Finding the Fourth Proportional to 7,341,935.31, 10,133,491.29 and 4,079,871.72

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Solution

The fourth proportional to 7,341,935.31, 10,133,491.29 and 4,079,871.72 is: 5,631,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,935.31 : 10,133,491.29 = 4,079,871.72 : x
  2. Step 2: Convert to fraction form
    7,341,935.31/10,133,491.29 = 4,079,871.72/x
  3. Step 3: Cross multiply
    7,341,935.31x = 10,133,491.29 × 4,079,871.72
  4. Step 4: Simplify right side
    7,341,935.31x = 41,343,344,538,937.32
  5. Step 5: Solve for x
    x = 41,343,344,538,937.32/7,341,935.31
  6. Step 6: Final answer
    x = 5,631,123.51

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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.