Home / 9,477,317.80-14,215,976.70-9,105,309.10

Finding the Fourth Proportional to 9,477,317.80, 14,215,976.70 and 9,105,309.10

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Solution

The fourth proportional to 9,477,317.80, 14,215,976.70 and 9,105,309.10 is: 13,657,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477,317.80 : 14,215,976.70 = 9,105,309.10 : x
  2. Step 2: Convert to fraction form
    9,477,317.80/14,215,976.70 = 9,105,309.10/x
  3. Step 3: Cross multiply
    9,477,317.80x = 14,215,976.70 × 9,105,309.10
  4. Step 4: Simplify right side
    9,477,317.80x = 129,440,862,011,897.95
  5. Step 5: Solve for x
    x = 129,440,862,011,897.95/9,477,317.80
  6. Step 6: Final answer
    x = 13,657,963.65

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Double scale
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Similar ratio
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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.