Home / 12,452,603.40-18,683,570.70-4,885,000.20

Finding the Fourth Proportional to 12,452,603.40, 18,683,570.70 and 4,885,000.20

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Solution

The fourth proportional to 12,452,603.40, 18,683,570.70 and 4,885,000.20 is: 7,329,330.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,603.40 : 18,683,570.70 = 4,885,000.20 : x
  2. Step 2: Convert to fraction form
    12,452,603.40/18,683,570.70 = 4,885,000.20/x
  3. Step 3: Cross multiply
    12,452,603.40x = 18,683,570.70 × 4,885,000.20
  4. Step 4: Simplify right side
    12,452,603.40x = 91,269,246,606,214.14
  5. Step 5: Solve for x
    x = 91,269,246,606,214.14/12,452,603.40
  6. Step 6: Final answer
    x = 7,329,330.56

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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.