Home / 67,419,605.79-93,004,779.92-40,950,916.11

Finding the Fourth Proportional to 67,419,605.79, 93,004,779.92 and 40,950,916.11

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Solution

The fourth proportional to 67,419,605.79, 93,004,779.92 and 40,950,916.11 is: 56,491,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,419,605.79 : 93,004,779.92 = 40,950,916.11 : x
  2. Step 2: Convert to fraction form
    67,419,605.79/93,004,779.92 = 40,950,916.11/x
  3. Step 3: Cross multiply
    67,419,605.79x = 93,004,779.92 × 40,950,916.11
  4. Step 4: Simplify right side
    67,419,605.79x = 3,808,630,940,128,178
  5. Step 5: Solve for x
    x = 3,808,630,940,128,178/67,419,605.79
  6. Step 6: Final answer
    x = 56,491,444.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.