Home / 18,577,911.80-25,638,783.18-10,318,918.52

Finding the Fourth Proportional to 18,577,911.80, 25,638,783.18 and 10,318,918.52

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Solution

The fourth proportional to 18,577,911.80, 25,638,783.18 and 10,318,918.52 is: 14,240,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577,911.80 : 25,638,783.18 = 10,318,918.52 : x
  2. Step 2: Convert to fraction form
    18,577,911.80/25,638,783.18 = 10,318,918.52/x
  3. Step 3: Cross multiply
    18,577,911.80x = 25,638,783.18 × 10,318,918.52
  4. Step 4: Simplify right side
    18,577,911.80x = 264,564,514,586,366.47
  5. Step 5: Solve for x
    x = 264,564,514,586,366.47/18,577,911.80
  6. Step 6: Final answer
    x = 14,240,810.13

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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.