Home / 9,151,066.08-12,616,980.93-6,699,420.90

Finding the Fourth Proportional to 9,151,066.08, 12,616,980.93 and 6,699,420.90

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Solution

The fourth proportional to 9,151,066.08, 12,616,980.93 and 6,699,420.90 is: 9,236,788.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,066.08 : 12,616,980.93 = 6,699,420.90 : x
  2. Step 2: Convert to fraction form
    9,151,066.08/12,616,980.93 = 6,699,420.90/x
  3. Step 3: Cross multiply
    9,151,066.08x = 12,616,980.93 × 6,699,420.90
  4. Step 4: Simplify right side
    9,151,066.08x = 84,526,465,737,343.44
  5. Step 5: Solve for x
    x = 84,526,465,737,343.44/9,151,066.08
  6. Step 6: Final answer
    x = 9,236,788.92

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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.