Home / 5,065,655.22-6,990,605.71-2,742,547.28

Finding the Fourth Proportional to 5,065,655.22, 6,990,605.71 and 2,742,547.28

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Solution

The fourth proportional to 5,065,655.22, 6,990,605.71 and 2,742,547.28 is: 3,784,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,655.22 : 6,990,605.71 = 2,742,547.28 : x
  2. Step 2: Convert to fraction form
    5,065,655.22/6,990,605.71 = 2,742,547.28/x
  3. Step 3: Cross multiply
    5,065,655.22x = 6,990,605.71 × 2,742,547.28
  4. Step 4: Simplify right side
    5,065,655.22x = 19,172,066,633,703.57
  5. Step 5: Solve for x
    x = 19,172,066,633,703.57/5,065,655.22
  6. Step 6: Final answer
    x = 3,784,716.05

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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.