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Finding the Third Proportional to 7,835,643 and 16,464,437

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Solution

The third proportional to 7,835,643 and 16,464,437 is: 34,595,461.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835,643 : 16,464,437 = 16,464,437 : x
  2. Step 2: Convert to fraction form
    7,835,643/16,464,437 = 16,464,437/x
  3. Step 3: Cross multiply
    7,835,643x = 16,464,437 × 16,464,437
  4. Step 4: Simplify right side
    7,835,643x = 271,077,685,726,969
  5. Step 5: Solve for x
    x = 271,077,685,726,969/7,835,643
  6. Step 6: Final answer
    x = 34,595,461.50

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.