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Finding the Third Proportional to 21,389,068 and 46,187,184

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Solution

The third proportional to 21,389,068 and 46,187,184 is: 99,735,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,389,068 : 46,187,184 = 46,187,184 : x
  2. Step 2: Convert to fraction form
    21,389,068/46,187,184 = 46,187,184/x
  3. Step 3: Cross multiply
    21,389,068x = 46,187,184 × 46,187,184
  4. Step 4: Simplify right side
    21,389,068x = 2,133,255,965,849,856
  5. Step 5: Solve for x
    x = 2,133,255,965,849,856/21,389,068
  6. Step 6: Final answer
    x = 99,735,807.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.