Home / 26,334,881.10-39,497,072.85-12,688,001.10

Finding the Fourth Proportional to 26,334,881.10, 39,497,072.85 and 12,688,001.10

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Solution

The fourth proportional to 26,334,881.10, 39,497,072.85 and 12,688,001.10 is: 19,029,472.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,334,881.10 : 39,497,072.85 = 12,688,001.10 : x
  2. Step 2: Convert to fraction form
    26,334,881.10/39,497,072.85 = 12,688,001.10/x
  3. Step 3: Cross multiply
    26,334,881.10x = 39,497,072.85 × 12,688,001.10
  4. Step 4: Simplify right side
    26,334,881.10x = 501,138,903,767,580.12
  5. Step 5: Solve for x
    x = 501,138,903,767,580.12/26,334,881.10
  6. Step 6: Final answer
    x = 19,029,472.81

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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.