Home / 6,979,638.29-9,631,762.67-3,882,095.01

Finding the Fourth Proportional to 6,979,638.29, 9,631,762.67 and 3,882,095.01

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Solution

The fourth proportional to 6,979,638.29, 9,631,762.67 and 3,882,095.01 is: 5,357,214.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,638.29 : 9,631,762.67 = 3,882,095.01 : x
  2. Step 2: Convert to fraction form
    6,979,638.29/9,631,762.67 = 3,882,095.01/x
  3. Step 3: Cross multiply
    6,979,638.29x = 9,631,762.67 × 3,882,095.01
  4. Step 4: Simplify right side
    6,979,638.29x = 37,391,417,808,416.51
  5. Step 5: Solve for x
    x = 37,391,417,808,416.51/6,979,638.29
  6. Step 6: Final answer
    x = 5,357,214.27

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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.