Home / 18,153,031.80-27,229,547.70-6,792,004.20

Finding the Fourth Proportional to 18,153,031.80, 27,229,547.70 and 6,792,004.20

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Solution

The fourth proportional to 18,153,031.80, 27,229,547.70 and 6,792,004.20 is: 10,188,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,031.80 : 27,229,547.70 = 6,792,004.20 : x
  2. Step 2: Convert to fraction form
    18,153,031.80/27,229,547.70 = 6,792,004.20/x
  3. Step 3: Cross multiply
    18,153,031.80x = 27,229,547.70 × 6,792,004.20
  4. Step 4: Simplify right side
    18,153,031.80x = 184,943,202,342,500.34
  5. Step 5: Solve for x
    x = 184,943,202,342,500.34/18,153,031.80
  6. Step 6: Final answer
    x = 10,188,006.30

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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.