Home / 12,637,052.39-17,439,120.38-6,835,820.75

Finding the Fourth Proportional to 12,637,052.39, 17,439,120.38 and 6,835,820.75

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Solution

The fourth proportional to 12,637,052.39, 17,439,120.38 and 6,835,820.75 is: 9,433,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637,052.39 : 17,439,120.38 = 6,835,820.75 : x
  2. Step 2: Convert to fraction form
    12,637,052.39/17,439,120.38 = 6,835,820.75/x
  3. Step 3: Cross multiply
    12,637,052.39x = 17,439,120.38 × 6,835,820.75
  4. Step 4: Simplify right side
    12,637,052.39x = 119,210,700,950,642.55
  5. Step 5: Solve for x
    x = 119,210,700,950,642.55/12,637,052.39
  6. Step 6: Final answer
    x = 9,433,426.19

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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.