Home / 30,098,321.28-45,142,165.08-11,896,465.68

Finding the Fourth Proportional to 30,098,321.28, 45,142,165.08 and 11,896,465.68

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Solution

The fourth proportional to 30,098,321.28, 45,142,165.08 and 11,896,465.68 is: 17,842,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098,321.28 : 45,142,165.08 = 11,896,465.68 : x
  2. Step 2: Convert to fraction form
    30,098,321.28/45,142,165.08 = 11,896,465.68/x
  3. Step 3: Cross multiply
    30,098,321.28x = 45,142,165.08 × 11,896,465.68
  4. Step 4: Simplify right side
    30,098,321.28x = 537,032,217,595,114.44
  5. Step 5: Solve for x
    x = 537,032,217,595,114.44/30,098,321.28
  6. Step 6: Final answer
    x = 17,842,597.02

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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.