Home / 18,755,416.60-28,058,475.30-16,258,802.20

Finding the Fourth Proportional to 18,755,416.60, 28,058,475.30 and 16,258,802.20

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Solution

The fourth proportional to 18,755,416.60, 28,058,475.30 and 16,258,802.20 is: 24,323,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,755,416.60 : 28,058,475.30 = 16,258,802.20 : x
  2. Step 2: Convert to fraction form
    18,755,416.60/28,058,475.30 = 16,258,802.20/x
  3. Step 3: Cross multiply
    18,755,416.60x = 28,058,475.30 × 16,258,802.20
  4. Step 4: Simplify right side
    18,755,416.60x = 456,197,199,936,285.62
  5. Step 5: Solve for x
    x = 456,197,199,936,285.62/18,755,416.60
  6. Step 6: Final answer
    x = 24,323,490.63

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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.