Home / 18,446,547.80-27,673,968.90-10,869,613.40

Finding the Fourth Proportional to 18,446,547.80, 27,673,968.90 and 10,869,613.40

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Solution

The fourth proportional to 18,446,547.80, 27,673,968.90 and 10,869,613.40 is: 16,306,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446,547.80 : 27,673,968.90 = 10,869,613.40 : x
  2. Step 2: Convert to fraction form
    18,446,547.80/27,673,968.90 = 10,869,613.40/x
  3. Step 3: Cross multiply
    18,446,547.80x = 27,673,968.90 × 10,869,613.40
  4. Step 4: Simplify right side
    18,446,547.80x = 300,805,343,186,623.25
  5. Step 5: Solve for x
    x = 300,805,343,186,623.25/18,446,547.80
  6. Step 6: Final answer
    x = 16,306,863.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.