Home / 11,308,157.48-15,565,860.72-9,855,355.25

Finding the Fourth Proportional to 11,308,157.48, 15,565,860.72 and 9,855,355.25

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Solution

The fourth proportional to 11,308,157.48, 15,565,860.72 and 9,855,355.25 is: 13,566,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308,157.48 : 15,565,860.72 = 9,855,355.25 : x
  2. Step 2: Convert to fraction form
    11,308,157.48/15,565,860.72 = 9,855,355.25/x
  3. Step 3: Cross multiply
    11,308,157.48x = 15,565,860.72 × 9,855,355.25
  4. Step 4: Simplify right side
    11,308,157.48x = 153,407,087,206,535.44
  5. Step 5: Solve for x
    x = 153,407,087,206,535.44/11,308,157.48
  6. Step 6: Final answer
    x = 13,566,055.08

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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.