Home / 26,420,810.60-39,631,215.90-12,071,903.60

Finding the Fourth Proportional to 26,420,810.60, 39,631,215.90 and 12,071,903.60

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Solution

The fourth proportional to 26,420,810.60, 39,631,215.90 and 12,071,903.60 is: 18,107,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420,810.60 : 39,631,215.90 = 12,071,903.60 : x
  2. Step 2: Convert to fraction form
    26,420,810.60/39,631,215.90 = 12,071,903.60/x
  3. Step 3: Cross multiply
    26,420,810.60x = 39,631,215.90 × 12,071,903.60
  4. Step 4: Simplify right side
    26,420,810.60x = 478,424,217,895,587.19
  5. Step 5: Solve for x
    x = 478,424,217,895,587.19/26,420,810.60
  6. Step 6: Final answer
    x = 18,107,855.40

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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.