Home / 70,252,451.28-96,949,530.55-38,462,090.50

Finding the Fourth Proportional to 70,252,451.28, 96,949,530.55 and 38,462,090.50

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Solution

The fourth proportional to 70,252,451.28, 96,949,530.55 and 38,462,090.50 is: 53,078,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,252,451.28 : 96,949,530.55 = 38,462,090.50 : x
  2. Step 2: Convert to fraction form
    70,252,451.28/96,949,530.55 = 38,462,090.50/x
  3. Step 3: Cross multiply
    70,252,451.28x = 96,949,530.55 × 38,462,090.50
  4. Step 4: Simplify right side
    70,252,451.28x = 3,728,881,617,946,614.50
  5. Step 5: Solve for x
    x = 3,728,881,617,946,614.50/70,252,451.28
  6. Step 6: Final answer
    x = 53,078,313.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.