Home / 20,554,763.04-30,822,055.40-10,167,981.23

Finding the Fourth Proportional to 20,554,763.04, 30,822,055.40 and 10,167,981.23

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Solution

The fourth proportional to 20,554,763.04, 30,822,055.40 and 10,167,981.23 is: 15,246,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554,763.04 : 30,822,055.40 = 10,167,981.23 : x
  2. Step 2: Convert to fraction form
    20,554,763.04/30,822,055.40 = 10,167,981.23/x
  3. Step 3: Cross multiply
    20,554,763.04x = 30,822,055.40 × 10,167,981.23
  4. Step 4: Simplify right side
    20,554,763.04x = 313,398,080,879,695.25
  5. Step 5: Solve for x
    x = 313,398,080,879,695.25/20,554,763.04
  6. Step 6: Final answer
    x = 15,246,980.97

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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.