Home / 27,708,341.55-38,238,692.24-15,485,198.19

Finding the Fourth Proportional to 27,708,341.55, 38,238,692.24 and 15,485,198.19

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Solution

The fourth proportional to 27,708,341.55, 38,238,692.24 and 15,485,198.19 is: 21,370,233.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708,341.55 : 38,238,692.24 = 15,485,198.19 : x
  2. Step 2: Convert to fraction form
    27,708,341.55/38,238,692.24 = 15,485,198.19/x
  3. Step 3: Cross multiply
    27,708,341.55x = 38,238,692.24 × 15,485,198.19
  4. Step 4: Simplify right side
    27,708,341.55x = 592,133,727,785,389
  5. Step 5: Solve for x
    x = 592,133,727,785,389/27,708,341.55
  6. Step 6: Final answer
    x = 21,370,233.46

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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.