Home / 52,689,469.38-72,712,328.94-28,846,699.02

Finding the Fourth Proportional to 52,689,469.38, 72,712,328.94 and 28,846,699.02

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Solution

The fourth proportional to 52,689,469.38, 72,712,328.94 and 28,846,699.02 is: 39,808,916.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,469.38 : 72,712,328.94 = 28,846,699.02 : x
  2. Step 2: Convert to fraction form
    52,689,469.38/72,712,328.94 = 28,846,699.02/x
  3. Step 3: Cross multiply
    52,689,469.38x = 72,712,328.94 × 28,846,699.02
  4. Step 4: Simplify right side
    52,689,469.38x = 2,097,510,667,975,415.50
  5. Step 5: Solve for x
    x = 2,097,510,667,975,415.50/52,689,469.38
  6. Step 6: Final answer
    x = 39,808,916.14

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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.