Home / 30,677,957.52-42,336,467.24-16,927,807.36

Finding the Fourth Proportional to 30,677,957.52, 42,336,467.24 and 16,927,807.36

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Solution

The fourth proportional to 30,677,957.52, 42,336,467.24 and 16,927,807.36 is: 23,360,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677,957.52 : 42,336,467.24 = 16,927,807.36 : x
  2. Step 2: Convert to fraction form
    30,677,957.52/42,336,467.24 = 16,927,807.36/x
  3. Step 3: Cross multiply
    30,677,957.52x = 42,336,467.24 × 16,927,807.36
  4. Step 4: Simplify right side
    30,677,957.52x = 716,663,561,741,670.88
  5. Step 5: Solve for x
    x = 716,663,561,741,670.88/30,677,957.52
  6. Step 6: Final answer
    x = 23,360,862.97

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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.