Home / 9,509,987.04-13,123,782.09-5,435,693.52

Finding the Fourth Proportional to 9,509,987.04, 13,123,782.09 and 5,435,693.52

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Solution

The fourth proportional to 9,509,987.04, 13,123,782.09 and 5,435,693.52 is: 7,501,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,987.04 : 13,123,782.09 = 5,435,693.52 : x
  2. Step 2: Convert to fraction form
    9,509,987.04/13,123,782.09 = 5,435,693.52/x
  3. Step 3: Cross multiply
    9,509,987.04x = 13,123,782.09 × 5,435,693.52
  4. Step 4: Simplify right side
    9,509,987.04x = 71,336,857,264,505.05
  5. Step 5: Solve for x
    x = 71,336,857,264,505.05/9,509,987.04
  6. Step 6: Final answer
    x = 7,501,257.04

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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.