Home / 12,301,333.40-18,452,000.10-11,405,538.20

Finding the Fourth Proportional to 12,301,333.40, 18,452,000.10 and 11,405,538.20

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Solution

The fourth proportional to 12,301,333.40, 18,452,000.10 and 11,405,538.20 is: 17,108,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,333.40 : 18,452,000.10 = 11,405,538.20 : x
  2. Step 2: Convert to fraction form
    12,301,333.40/18,452,000.10 = 11,405,538.20/x
  3. Step 3: Cross multiply
    12,301,333.40x = 18,452,000.10 × 11,405,538.20
  4. Step 4: Simplify right side
    12,301,333.40x = 210,454,992,006,953.81
  5. Step 5: Solve for x
    x = 210,454,992,006,953.81/12,301,333.40
  6. Step 6: Final answer
    x = 17,108,307.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.