Home / 14,913,592.83-20,580,563.03-8,387,220.33

Finding the Fourth Proportional to 14,913,592.83, 20,580,563.03 and 8,387,220.33

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Solution

The fourth proportional to 14,913,592.83, 20,580,563.03 and 8,387,220.33 is: 11,574,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913,592.83 : 20,580,563.03 = 8,387,220.33 : x
  2. Step 2: Convert to fraction form
    14,913,592.83/20,580,563.03 = 8,387,220.33/x
  3. Step 3: Cross multiply
    14,913,592.83x = 20,580,563.03 × 8,387,220.33
  4. Step 4: Simplify right side
    14,913,592.83x = 172,613,716,606,126.28
  5. Step 5: Solve for x
    x = 172,613,716,606,126.28/14,913,592.83
  6. Step 6: Final answer
    x = 11,574,254.34

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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.