Home / 6,686,007.15-9,226,726.70-3,630,221.40

Finding the Fourth Proportional to 6,686,007.15, 9,226,726.70 and 3,630,221.40

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Solution

The fourth proportional to 6,686,007.15, 9,226,726.70 and 3,630,221.40 is: 5,009,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,007.15 : 9,226,726.70 = 3,630,221.40 : x
  2. Step 2: Convert to fraction form
    6,686,007.15/9,226,726.70 = 3,630,221.40/x
  3. Step 3: Cross multiply
    6,686,007.15x = 9,226,726.70 × 3,630,221.40
  4. Step 4: Simplify right side
    6,686,007.15x = 33,495,060,700,140.27
  5. Step 5: Solve for x
    x = 33,495,060,700,140.27/6,686,007.15
  6. Step 6: Final answer
    x = 5,009,725.53

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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.