Home / 8,330,916.48-11,493,272.16-5,429,250.24

Finding the Fourth Proportional to 8,330,916.48, 11,493,272.16 and 5,429,250.24

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Solution

The fourth proportional to 8,330,916.48, 11,493,272.16 and 5,429,250.24 is: 7,490,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330,916.48 : 11,493,272.16 = 5,429,250.24 : x
  2. Step 2: Convert to fraction form
    8,330,916.48/11,493,272.16 = 5,429,250.24/x
  3. Step 3: Cross multiply
    8,330,916.48x = 11,493,272.16 × 5,429,250.24
  4. Step 4: Simplify right side
    8,330,916.48x = 62,399,850,633,065.32
  5. Step 5: Solve for x
    x = 62,399,850,633,065.32/8,330,916.48
  6. Step 6: Final answer
    x = 7,490,154.39

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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.