Home / 13,492,419.18-18,619,541.38-7,613,301.17

Finding the Fourth Proportional to 13,492,419.18, 18,619,541.38 and 7,613,301.17

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Solution

The fourth proportional to 13,492,419.18, 18,619,541.38 and 7,613,301.17 is: 10,506,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492,419.18 : 18,619,541.38 = 7,613,301.17 : x
  2. Step 2: Convert to fraction form
    13,492,419.18/18,619,541.38 = 7,613,301.17/x
  3. Step 3: Cross multiply
    13,492,419.18x = 18,619,541.38 × 7,613,301.17
  4. Step 4: Simplify right side
    13,492,419.18x = 141,756,176,229,282.91
  5. Step 5: Solve for x
    x = 141,756,176,229,282.91/13,492,419.18
  6. Step 6: Final answer
    x = 10,506,357.26

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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.