Home / 7,767,438.15-10,723,656.96-6,905,612.73

Finding the Fourth Proportional to 7,767,438.15, 10,723,656.96 and 6,905,612.73

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Solution

The fourth proportional to 7,767,438.15, 10,723,656.96 and 6,905,612.73 is: 9,533,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,438.15 : 10,723,656.96 = 6,905,612.73 : x
  2. Step 2: Convert to fraction form
    7,767,438.15/10,723,656.96 = 6,905,612.73/x
  3. Step 3: Cross multiply
    7,767,438.15x = 10,723,656.96 × 6,905,612.73
  4. Step 4: Simplify right side
    7,767,438.15x = 74,053,422,015,129.11
  5. Step 5: Solve for x
    x = 74,053,422,015,129.11/7,767,438.15
  6. Step 6: Final answer
    x = 9,533,828.35

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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.