Home / 28,058,225.42-42,088,971.10-7,865,042.06

Finding the Fourth Proportional to 28,058,225.42, 42,088,971.10 and 7,865,042.06

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Solution

The fourth proportional to 28,058,225.42, 42,088,971.10 and 7,865,042.06 is: 11,798,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,225.42 : 42,088,971.10 = 7,865,042.06 : x
  2. Step 2: Convert to fraction form
    28,058,225.42/42,088,971.10 = 7,865,042.06/x
  3. Step 3: Cross multiply
    28,058,225.42x = 42,088,971.10 × 7,865,042.06
  4. Step 4: Simplify right side
    28,058,225.42x = 331,031,527,963,624.44
  5. Step 5: Solve for x
    x = 331,031,527,963,624.44/28,058,225.42
  6. Step 6: Final answer
    x = 11,798,020.83

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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.