Home / 6,547,351.32-9,035,798.94-3,969,140.76

Finding the Fourth Proportional to 6,547,351.32, 9,035,798.94 and 3,969,140.76

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Solution

The fourth proportional to 6,547,351.32, 9,035,798.94 and 3,969,140.76 is: 5,477,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547,351.32 : 9,035,798.94 = 3,969,140.76 : x
  2. Step 2: Convert to fraction form
    6,547,351.32/9,035,798.94 = 3,969,140.76/x
  3. Step 3: Cross multiply
    6,547,351.32x = 9,035,798.94 × 3,969,140.76
  4. Step 4: Simplify right side
    6,547,351.32x = 35,864,357,871,918.79
  5. Step 5: Solve for x
    x = 35,864,357,871,918.79/6,547,351.32
  6. Step 6: Final answer
    x = 5,477,689.54

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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.