Home / 11,199,895.30-16,781,180.55-10,528,048.90

Finding the Fourth Proportional to 11,199,895.30, 16,781,180.55 and 10,528,048.90

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Solution

The fourth proportional to 11,199,895.30, 16,781,180.55 and 10,528,048.90 is: 15,774,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199,895.30 : 16,781,180.55 = 10,528,048.90 : x
  2. Step 2: Convert to fraction form
    11,199,895.30/16,781,180.55 = 10,528,048.90/x
  3. Step 3: Cross multiply
    11,199,895.30x = 16,781,180.55 × 10,528,048.90
  4. Step 4: Simplify right side
    11,199,895.30x = 176,673,089,430,128.91
  5. Step 5: Solve for x
    x = 176,673,089,430,128.91/11,199,895.30
  6. Step 6: Final answer
    x = 15,774,530.45

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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.