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Finding the Fourth Proportional to 6,894,019.60, 10,341,029.40 and 1,845,330.10

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Solution

The fourth proportional to 6,894,019.60, 10,341,029.40 and 1,845,330.10 is: 2,767,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894,019.60 : 10,341,029.40 = 1,845,330.10 : x
  2. Step 2: Convert to fraction form
    6,894,019.60/10,341,029.40 = 1,845,330.10/x
  3. Step 3: Cross multiply
    6,894,019.60x = 10,341,029.40 × 1,845,330.10
  4. Step 4: Simplify right side
    6,894,019.60x = 19,082,612,816,804.94
  5. Step 5: Solve for x
    x = 19,082,612,816,804.94/6,894,019.60
  6. Step 6: Final answer
    x = 2,767,995.15

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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.