Home / 9,821,077.52-13,548,393.06-7,630,630.26

Finding the Fourth Proportional to 9,821,077.52, 13,548,393.06 and 7,630,630.26

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Solution

The fourth proportional to 9,821,077.52, 13,548,393.06 and 7,630,630.26 is: 10,526,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,077.52 : 13,548,393.06 = 7,630,630.26 : x
  2. Step 2: Convert to fraction form
    9,821,077.52/13,548,393.06 = 7,630,630.26/x
  3. Step 3: Cross multiply
    9,821,077.52x = 13,548,393.06 × 7,630,630.26
  4. Step 4: Simplify right side
    9,821,077.52x = 103,382,778,097,720.67
  5. Step 5: Solve for x
    x = 103,382,778,097,720.67/9,821,077.52
  6. Step 6: Final answer
    x = 10,526,622.75

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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.