Home / 10,121,025.48-13,967,216.80-5,537,445.26

Finding the Fourth Proportional to 10,121,025.48, 13,967,216.80 and 5,537,445.26

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Solution

The fourth proportional to 10,121,025.48, 13,967,216.80 and 5,537,445.26 is: 7,641,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,121,025.48 : 13,967,216.80 = 5,537,445.26 : x
  2. Step 2: Convert to fraction form
    10,121,025.48/13,967,216.80 = 5,537,445.26/x
  3. Step 3: Cross multiply
    10,121,025.48x = 13,967,216.80 × 5,537,445.26
  4. Step 4: Simplify right side
    10,121,025.48x = 77,342,698,464,552.38
  5. Step 5: Solve for x
    x = 77,342,698,464,552.38/10,121,025.48
  6. Step 6: Final answer
    x = 7,641,784.78

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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.