Home / 30,622,124.64-45,931,660.32-11,451,472.32

Finding the Fourth Proportional to 30,622,124.64, 45,931,660.32 and 11,451,472.32

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Solution

The fourth proportional to 30,622,124.64, 45,931,660.32 and 11,451,472.32 is: 17,176,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,124.64 : 45,931,660.32 = 11,451,472.32 : x
  2. Step 2: Convert to fraction form
    30,622,124.64/45,931,660.32 = 11,451,472.32/x
  3. Step 3: Cross multiply
    30,622,124.64x = 45,931,660.32 × 11,451,472.32
  4. Step 4: Simplify right side
    30,622,124.64x = 525,985,136,766,122.38
  5. Step 5: Solve for x
    x = 525,985,136,766,122.38/30,622,124.64
  6. Step 6: Final answer
    x = 17,176,637.58

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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.