Home / 26,584,947.83-39,877,408.08-8,390,966.78

Finding the Fourth Proportional to 26,584,947.83, 39,877,408.08 and 8,390,966.78

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Solution

The fourth proportional to 26,584,947.83, 39,877,408.08 and 8,390,966.78 is: 12,586,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,584,947.83 : 39,877,408.08 = 8,390,966.78 : x
  2. Step 2: Convert to fraction form
    26,584,947.83/39,877,408.08 = 8,390,966.78/x
  3. Step 3: Cross multiply
    26,584,947.83x = 39,877,408.08 × 8,390,966.78
  4. Step 4: Simplify right side
    26,584,947.83x = 334,610,006,571,477.12
  5. Step 5: Solve for x
    x = 334,610,006,571,477.12/26,584,947.83
  6. Step 6: Final answer
    x = 12,586,445.86

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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.