Home / 42,713,334.76-64,069,467.42-10,365,505

Finding the Fourth Proportional to 42,713,334.76, 64,069,467.42 and 10,365,505

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Solution

The fourth proportional to 42,713,334.76, 64,069,467.42 and 10,365,505 is: 15,548,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,713,334.76 : 64,069,467.42 = 10,365,505 : x
  2. Step 2: Convert to fraction form
    42,713,334.76/64,069,467.42 = 10,365,505/x
  3. Step 3: Cross multiply
    42,713,334.76x = 64,069,467.42 × 10,365,505
  4. Step 4: Simplify right side
    42,713,334.76x = 664,112,384,889,347.12
  5. Step 5: Solve for x
    x = 664,112,384,889,347.12/42,713,334.76
  6. Step 6: Final answer
    x = 15,548,127.74

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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.