Home / 30,579,094.28-42,199,156.24-16,828,058.41

Finding the Fourth Proportional to 30,579,094.28, 42,199,156.24 and 16,828,058.41

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Solution

The fourth proportional to 30,579,094.28, 42,199,156.24 and 16,828,058.41 is: 23,222,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,579,094.28 : 42,199,156.24 = 16,828,058.41 : x
  2. Step 2: Convert to fraction form
    30,579,094.28/42,199,156.24 = 16,828,058.41/x
  3. Step 3: Cross multiply
    30,579,094.28x = 42,199,156.24 × 16,828,058.41
  4. Step 4: Simplify right side
    30,579,094.28x = 710,129,865,911,867.88
  5. Step 5: Solve for x
    x = 710,129,865,911,867.88/30,579,094.28
  6. Step 6: Final answer
    x = 23,222,723.97

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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.