Home / 12,547,275.05-17,313,834.20-7,039,504.19

Finding the Fourth Proportional to 12,547,275.05, 17,313,834.20 and 7,039,504.19

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Solution

The fourth proportional to 12,547,275.05, 17,313,834.20 and 7,039,504.19 is: 9,713,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,275.05 : 17,313,834.20 = 7,039,504.19 : x
  2. Step 2: Convert to fraction form
    12,547,275.05/17,313,834.20 = 7,039,504.19/x
  3. Step 3: Cross multiply
    12,547,275.05x = 17,313,834.20 × 7,039,504.19
  4. Step 4: Simplify right side
    12,547,275.05x = 121,880,808,403,952.36
  5. Step 5: Solve for x
    x = 121,880,808,403,952.36/12,547,275.05
  6. Step 6: Final answer
    x = 9,713,727.31

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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.