Home / 6,306,561.90-8,703,053.28-3,405,953.40

Finding the Fourth Proportional to 6,306,561.90, 8,703,053.28 and 3,405,953.40

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Solution

The fourth proportional to 6,306,561.90, 8,703,053.28 and 3,405,953.40 is: 4,700,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306,561.90 : 8,703,053.28 = 3,405,953.40 : x
  2. Step 2: Convert to fraction form
    6,306,561.90/8,703,053.28 = 3,405,953.40/x
  3. Step 3: Cross multiply
    6,306,561.90x = 8,703,053.28 × 3,405,953.40
  4. Step 4: Simplify right side
    6,306,561.90x = 29,642,193,909,397.15
  5. Step 5: Solve for x
    x = 29,642,193,909,397.15/6,306,561.90
  6. Step 6: Final answer
    x = 4,700,214.54

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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.