Home / 10,218,669-14,102,103.65-5,572,707.52

Finding the Fourth Proportional to 10,218,669, 14,102,103.65 and 5,572,707.52

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Solution

The fourth proportional to 10,218,669, 14,102,103.65 and 5,572,707.52 is: 7,690,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218,669 : 14,102,103.65 = 5,572,707.52 : x
  2. Step 2: Convert to fraction form
    10,218,669/14,102,103.65 = 5,572,707.52/x
  3. Step 3: Cross multiply
    10,218,669x = 14,102,103.65 × 5,572,707.52
  4. Step 4: Simplify right side
    10,218,669x = 78,586,899,058,174.44
  5. Step 5: Solve for x
    x = 78,586,899,058,174.44/10,218,669
  6. Step 6: Final answer
    x = 7,690,522.03

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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.