Home / 12,946,111.40-19,419,167.10-6,576,012.20

Finding the Fourth Proportional to 12,946,111.40, 19,419,167.10 and 6,576,012.20

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Solution

The fourth proportional to 12,946,111.40, 19,419,167.10 and 6,576,012.20 is: 9,864,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,111.40 : 19,419,167.10 = 6,576,012.20 : x
  2. Step 2: Convert to fraction form
    12,946,111.40/19,419,167.10 = 6,576,012.20/x
  3. Step 3: Cross multiply
    12,946,111.40x = 19,419,167.10 × 6,576,012.20
  4. Step 4: Simplify right side
    12,946,111.40x = 127,700,679,763,438.64
  5. Step 5: Solve for x
    x = 127,700,679,763,438.64/12,946,111.40
  6. Step 6: Final answer
    x = 9,864,018.30

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Double scale
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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.