Home / 19,885,645.85-29,828,485.52-9,508,423.34

Finding the Fourth Proportional to 19,885,645.85, 29,828,485.52 and 9,508,423.34

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Solution

The fourth proportional to 19,885,645.85, 29,828,485.52 and 9,508,423.34 is: 14,262,643.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885,645.85 : 29,828,485.52 = 9,508,423.34 : x
  2. Step 2: Convert to fraction form
    19,885,645.85/29,828,485.52 = 9,508,423.34/x
  3. Step 3: Cross multiply
    19,885,645.85x = 29,828,485.52 × 9,508,423.34
  4. Step 4: Simplify right side
    19,885,645.85x = 283,621,867,915,220
  5. Step 5: Solve for x
    x = 283,621,867,915,220/19,885,645.85
  6. Step 6: Final answer
    x = 14,262,643.02

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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.