Home / 38,271,409.80-57,391,152.78-12,003,477.66

Finding the Fourth Proportional to 38,271,409.80, 57,391,152.78 and 12,003,477.66

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Solution

The fourth proportional to 38,271,409.80, 57,391,152.78 and 12,003,477.66 is: 18,000,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,271,409.80 : 57,391,152.78 = 12,003,477.66 : x
  2. Step 2: Convert to fraction form
    38,271,409.80/57,391,152.78 = 12,003,477.66/x
  3. Step 3: Cross multiply
    38,271,409.80x = 57,391,152.78 × 12,003,477.66
  4. Step 4: Simplify right side
    38,271,409.80x = 688,893,420,276,376.88
  5. Step 5: Solve for x
    x = 688,893,420,276,376.88/38,271,409.80
  6. Step 6: Final answer
    x = 18,000,210.18

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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.