Home / 18,362,520.20-27,510,602.70-15,708,312.20

Finding the Fourth Proportional to 18,362,520.20, 27,510,602.70 and 15,708,312.20

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Solution

The fourth proportional to 18,362,520.20, 27,510,602.70 and 15,708,312.20 is: 23,534,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362,520.20 : 27,510,602.70 = 15,708,312.20 : x
  2. Step 2: Convert to fraction form
    18,362,520.20/27,510,602.70 = 15,708,312.20/x
  3. Step 3: Cross multiply
    18,362,520.20x = 27,510,602.70 × 15,708,312.20
  4. Step 4: Simplify right side
    18,362,520.20x = 432,145,136,021,762.94
  5. Step 5: Solve for x
    x = 432,145,136,021,762.94/18,362,520.20
  6. Step 6: Final answer
    x = 23,534,086.35

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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.