Home / 9,142,133.41-12,617,429.40-5,658,589.60

Finding the Fourth Proportional to 9,142,133.41, 12,617,429.40 and 5,658,589.60

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Solution

The fourth proportional to 9,142,133.41, 12,617,429.40 and 5,658,589.60 is: 7,809,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142,133.41 : 12,617,429.40 = 5,658,589.60 : x
  2. Step 2: Convert to fraction form
    9,142,133.41/12,617,429.40 = 5,658,589.60/x
  3. Step 3: Cross multiply
    9,142,133.41x = 12,617,429.40 × 5,658,589.60
  4. Step 4: Simplify right side
    9,142,133.41x = 71,396,854,750,030.67
  5. Step 5: Solve for x
    x = 71,396,854,750,030.67/9,142,133.41
  6. Step 6: Final answer
    x = 7,809,649.19

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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.