Home / 29,005,813.80-43,508,720.70-8,808,431.40

Finding the Fourth Proportional to 29,005,813.80, 43,508,720.70 and 8,808,431.40

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Solution

The fourth proportional to 29,005,813.80, 43,508,720.70 and 8,808,431.40 is: 13,212,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005,813.80 : 43,508,720.70 = 8,808,431.40 : x
  2. Step 2: Convert to fraction form
    29,005,813.80/43,508,720.70 = 8,808,431.40/x
  3. Step 3: Cross multiply
    29,005,813.80x = 43,508,720.70 × 8,808,431.40
  4. Step 4: Simplify right side
    29,005,813.80x = 383,243,581,587,710
  5. Step 5: Solve for x
    x = 383,243,581,587,710/29,005,813.80
  6. Step 6: Final answer
    x = 13,212,647.10

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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.