Home / 9,847,421.43-13,596,639.93-6,364,820.76

Finding the Fourth Proportional to 9,847,421.43, 13,596,639.93 and 6,364,820.76

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Solution

The fourth proportional to 9,847,421.43, 13,596,639.93 and 6,364,820.76 is: 8,788,105.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847,421.43 : 13,596,639.93 = 6,364,820.76 : x
  2. Step 2: Convert to fraction form
    9,847,421.43/13,596,639.93 = 6,364,820.76/x
  3. Step 3: Cross multiply
    9,847,421.43x = 13,596,639.93 × 6,364,820.76
  4. Step 4: Simplify right side
    9,847,421.43x = 86,540,176,092,708.94
  5. Step 5: Solve for x
    x = 86,540,176,092,708.94/9,847,421.43
  6. Step 6: Final answer
    x = 8,788,105.26

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1.5x scale

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.