Home / 16,730,003.80-25,095,005.70-12,478,475.80

Finding the Fourth Proportional to 16,730,003.80, 25,095,005.70 and 12,478,475.80

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Solution

The fourth proportional to 16,730,003.80, 25,095,005.70 and 12,478,475.80 is: 18,717,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730,003.80 : 25,095,005.70 = 12,478,475.80 : x
  2. Step 2: Convert to fraction form
    16,730,003.80/25,095,005.70 = 12,478,475.80/x
  3. Step 3: Cross multiply
    16,730,003.80x = 25,095,005.70 × 12,478,475.80
  4. Step 4: Simplify right side
    16,730,003.80x = 313,147,421,328,312.06
  5. Step 5: Solve for x
    x = 313,147,421,328,312.06/16,730,003.80
  6. Step 6: Final answer
    x = 18,717,713.70

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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.