Home / 93,172,436.88-139,753,570.26-28,476,220.08

Finding the Fourth Proportional to 93,172,436.88, 139,753,570.26 and 28,476,220.08

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Solution

The fourth proportional to 93,172,436.88, 139,753,570.26 and 28,476,220.08 is: 42,712,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,172,436.88 : 139,753,570.26 = 28,476,220.08 : x
  2. Step 2: Convert to fraction form
    93,172,436.88/139,753,570.26 = 28,476,220.08/x
  3. Step 3: Cross multiply
    93,172,436.88x = 139,753,570.26 × 28,476,220.08
  4. Step 4: Simplify right side
    93,172,436.88x = 3,979,653,423,689,502.50
  5. Step 5: Solve for x
    x = 3,979,653,423,689,502.50/93,172,436.88
  6. Step 6: Final answer
    x = 42,712,775.98

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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.