Home / 9,739,786-13,440,950.76-5,447,434

Finding the Fourth Proportional to 9,739,786, 13,440,950.76 and 5,447,434

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Solution

The fourth proportional to 9,739,786, 13,440,950.76 and 5,447,434 is: 7,517,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739,786 : 13,440,950.76 = 5,447,434 : x
  2. Step 2: Convert to fraction form
    9,739,786/13,440,950.76 = 5,447,434/x
  3. Step 3: Cross multiply
    9,739,786x = 13,440,950.76 × 5,447,434
  4. Step 4: Simplify right side
    9,739,786x = 73,218,692,162,349.84
  5. Step 5: Solve for x
    x = 73,218,692,162,349.84/9,739,786
  6. Step 6: Final answer
    x = 7,517,484.69

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Double scale
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1.5x scale

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.