Home / 30,519,109.13-42,688,949.06

Finding the Third Proportional to 30,519,109.13 and 42,688,949.06

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Solution

The third proportional to 30,519,109.13 and 42,688,949.06 is: 59,711,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,519,109.13 : 42,688,949.06 = 42,688,949.06 : x
  2. Step 2: Convert to fraction form
    30,519,109.13/42,688,949.06 = 42,688,949.06/x
  3. Step 3: Cross multiply
    30,519,109.13x = 42,688,949.06 × 42,688,949.06
  4. Step 4: Simplify right side
    30,519,109.13x = 1,822,346,372,060,719.75
  5. Step 5: Solve for x
    x = 1,822,346,372,060,719.75/30,519,109.13
  6. Step 6: Final answer
    x = 59,711,650.32

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.