Home / 18,401,303.52-25,398,126.18-11,437,240.50

Finding the Fourth Proportional to 18,401,303.52, 25,398,126.18 and 11,437,240.50

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Solution

The fourth proportional to 18,401,303.52, 25,398,126.18 and 11,437,240.50 is: 15,786,081.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401,303.52 : 25,398,126.18 = 11,437,240.50 : x
  2. Step 2: Convert to fraction form
    18,401,303.52/25,398,126.18 = 11,437,240.50/x
  3. Step 3: Cross multiply
    18,401,303.52x = 25,398,126.18 × 11,437,240.50
  4. Step 4: Simplify right side
    18,401,303.52x = 290,484,477,370,006.31
  5. Step 5: Solve for x
    x = 290,484,477,370,006.31/18,401,303.52
  6. Step 6: Final answer
    x = 15,786,081.52

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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.