Home / 9,685,985.77-13,366,659.07-5,335,072.06

Finding the Fourth Proportional to 9,685,985.77, 13,366,659.07 and 5,335,072.06

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Solution

The fourth proportional to 9,685,985.77, 13,366,659.07 and 5,335,072.06 is: 7,362,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685,985.77 : 13,366,659.07 = 5,335,072.06 : x
  2. Step 2: Convert to fraction form
    9,685,985.77/13,366,659.07 = 5,335,072.06/x
  3. Step 3: Cross multiply
    9,685,985.77x = 13,366,659.07 × 5,335,072.06
  4. Step 4: Simplify right side
    9,685,985.77x = 71,312,089,339,902.58
  5. Step 5: Solve for x
    x = 71,312,089,339,902.58/9,685,985.77
  6. Step 6: Final answer
    x = 7,362,398.73

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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.