Home / 41,291,779.17-61,933,666.50-12,538,167.51

Finding the Fourth Proportional to 41,291,779.17, 61,933,666.50 and 12,538,167.51

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Solution

The fourth proportional to 41,291,779.17, 61,933,666.50 and 12,538,167.51 is: 18,806,035.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,291,779.17 : 61,933,666.50 = 12,538,167.51 : x
  2. Step 2: Convert to fraction form
    41,291,779.17/61,933,666.50 = 12,538,167.51/x
  3. Step 3: Cross multiply
    41,291,779.17x = 61,933,666.50 × 12,538,167.51
  4. Step 4: Simplify right side
    41,291,779.17x = 776,534,685,085,475.38
  5. Step 5: Solve for x
    x = 776,534,685,085,475.38/41,291,779.17
  6. Step 6: Final answer
    x = 18,806,035.99

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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.