Home / 9,519,085.80-14,278,628.70-9,147,077.10

Finding the Fourth Proportional to 9,519,085.80, 14,278,628.70 and 9,147,077.10

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Solution

The fourth proportional to 9,519,085.80, 14,278,628.70 and 9,147,077.10 is: 13,720,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,085.80 : 14,278,628.70 = 9,147,077.10 : x
  2. Step 2: Convert to fraction form
    9,519,085.80/14,278,628.70 = 9,147,077.10/x
  3. Step 3: Cross multiply
    9,519,085.80x = 14,278,628.70 × 9,147,077.10
  4. Step 4: Simplify right side
    9,519,085.80x = 130,607,717,601,172.77
  5. Step 5: Solve for x
    x = 130,607,717,601,172.77/9,519,085.80
  6. Step 6: Final answer
    x = 13,720,615.65

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Double scale
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Similar ratio
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1.5x scale

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.