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Finding the Fourth Proportional to 18,804,703.80, 28,207,055.70 and 6,026,500.20

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Solution

The fourth proportional to 18,804,703.80, 28,207,055.70 and 6,026,500.20 is: 9,039,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,804,703.80 : 28,207,055.70 = 6,026,500.20 : x
  2. Step 2: Convert to fraction form
    18,804,703.80/28,207,055.70 = 6,026,500.20/x
  3. Step 3: Cross multiply
    18,804,703.80x = 28,207,055.70 × 6,026,500.20
  4. Step 4: Simplify right side
    18,804,703.80x = 169,989,826,817,461.16
  5. Step 5: Solve for x
    x = 169,989,826,817,461.16/18,804,703.80
  6. Step 6: Final answer
    x = 9,039,750.30

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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.