Home / 18,222,784.24-25,147,967.14-10,074,547.12

Finding the Fourth Proportional to 18,222,784.24, 25,147,967.14 and 10,074,547.12

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Solution

The fourth proportional to 18,222,784.24, 25,147,967.14 and 10,074,547.12 is: 13,903,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,784.24 : 25,147,967.14 = 10,074,547.12 : x
  2. Step 2: Convert to fraction form
    18,222,784.24/25,147,967.14 = 10,074,547.12/x
  3. Step 3: Cross multiply
    18,222,784.24x = 25,147,967.14 × 10,074,547.12
  4. Step 4: Simplify right side
    18,222,784.24x = 253,354,379,924,141.62
  5. Step 5: Solve for x
    x = 253,354,379,924,141.62/18,222,784.24
  6. Step 6: Final answer
    x = 13,903,165.21

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1.5x scale

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.