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Finding the Fourth Proportional to 6,460,852.38, 8,916,036.07 and 3,560,347.05

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Solution

The fourth proportional to 6,460,852.38, 8,916,036.07 and 3,560,347.05 is: 4,913,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,852.38 : 8,916,036.07 = 3,560,347.05 : x
  2. Step 2: Convert to fraction form
    6,460,852.38/8,916,036.07 = 3,560,347.05/x
  3. Step 3: Cross multiply
    6,460,852.38x = 8,916,036.07 × 3,560,347.05
  4. Step 4: Simplify right side
    6,460,852.38x = 31,744,182,674,937.91
  5. Step 5: Solve for x
    x = 31,744,182,674,937.91/6,460,852.38
  6. Step 6: Final answer
    x = 4,913,311.87

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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.