Home / 7,249,047.16-10,003,722.42-3,986,072.32

Finding the Fourth Proportional to 7,249,047.16, 10,003,722.42 and 3,986,072.32

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Solution

The fourth proportional to 7,249,047.16, 10,003,722.42 and 3,986,072.32 is: 5,500,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,047.16 : 10,003,722.42 = 3,986,072.32 : x
  2. Step 2: Convert to fraction form
    7,249,047.16/10,003,722.42 = 3,986,072.32/x
  3. Step 3: Cross multiply
    7,249,047.16x = 10,003,722.42 × 3,986,072.32
  4. Step 4: Simplify right side
    7,249,047.16x = 39,875,561,035,325.41
  5. Step 5: Solve for x
    x = 39,875,561,035,325.41/7,249,047.16
  6. Step 6: Final answer
    x = 5,500,800.33

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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.