Home / 18,343,631.12-25,314,292.76-10,084,225.68

Finding the Fourth Proportional to 18,343,631.12, 25,314,292.76 and 10,084,225.68

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Solution

The fourth proportional to 18,343,631.12, 25,314,292.76 and 10,084,225.68 is: 13,916,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343,631.12 : 25,314,292.76 = 10,084,225.68 : x
  2. Step 2: Convert to fraction form
    18,343,631.12/25,314,292.76 = 10,084,225.68/x
  3. Step 3: Cross multiply
    18,343,631.12x = 25,314,292.76 × 10,084,225.68
  4. Step 4: Simplify right side
    18,343,631.12x = 255,275,041,071,008.94
  5. Step 5: Solve for x
    x = 255,275,041,071,008.94/18,343,631.12
  6. Step 6: Final answer
    x = 13,916,276.42

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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.