Home / 6,686,187.57-9,226,680.12-3,630,331.89

Finding the Fourth Proportional to 6,686,187.57, 9,226,680.12 and 3,630,331.89

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Solution

The fourth proportional to 6,686,187.57, 9,226,680.12 and 3,630,331.89 is: 5,009,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,187.57 : 9,226,680.12 = 3,630,331.89 : x
  2. Step 2: Convert to fraction form
    6,686,187.57/9,226,680.12 = 3,630,331.89/x
  3. Step 3: Cross multiply
    6,686,187.57x = 9,226,680.12 × 3,630,331.89
  4. Step 4: Simplify right side
    6,686,187.57x = 33,495,911,078,465.02
  5. Step 5: Solve for x
    x = 33,495,911,078,465.02/6,686,187.57
  6. Step 6: Final answer
    x = 5,009,717.53

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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.