Home / 9,005,458.68-12,427,538.13-4,875,490.89

Finding the Fourth Proportional to 9,005,458.68, 12,427,538.13 and 4,875,490.89

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Solution

The fourth proportional to 9,005,458.68, 12,427,538.13 and 4,875,490.89 is: 6,728,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,458.68 : 12,427,538.13 = 4,875,490.89 : x
  2. Step 2: Convert to fraction form
    9,005,458.68/12,427,538.13 = 4,875,490.89/x
  3. Step 3: Cross multiply
    9,005,458.68x = 12,427,538.13 × 4,875,490.89
  4. Step 4: Simplify right side
    9,005,458.68x = 60,590,348,937,942.63
  5. Step 5: Solve for x
    x = 60,590,348,937,942.63/9,005,458.68
  6. Step 6: Final answer
    x = 6,728,180.22

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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.