Home / 27,130,613.40-40,695,920.10-10,087,759.80

Finding the Fourth Proportional to 27,130,613.40, 40,695,920.10 and 10,087,759.80

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Solution

The fourth proportional to 27,130,613.40, 40,695,920.10 and 10,087,759.80 is: 15,131,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130,613.40 : 40,695,920.10 = 10,087,759.80 : x
  2. Step 2: Convert to fraction form
    27,130,613.40/40,695,920.10 = 10,087,759.80/x
  3. Step 3: Cross multiply
    27,130,613.40x = 40,695,920.10 × 10,087,759.80
  4. Step 4: Simplify right side
    27,130,613.40x = 410,530,666,808,792
  5. Step 5: Solve for x
    x = 410,530,666,808,792/27,130,613.40
  6. Step 6: Final answer
    x = 15,131,639.70

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1.5x scale

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.