Home / 9,147,206.59-13,722,071.63-5,310,835.74

Finding the Fourth Proportional to 9,147,206.59, 13,722,071.63 and 5,310,835.74

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Solution

The fourth proportional to 9,147,206.59, 13,722,071.63 and 5,310,835.74 is: 7,966,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,206.59 : 13,722,071.63 = 5,310,835.74 : x
  2. Step 2: Convert to fraction form
    9,147,206.59/13,722,071.63 = 5,310,835.74/x
  3. Step 3: Cross multiply
    9,147,206.59x = 13,722,071.63 × 5,310,835.74
  4. Step 4: Simplify right side
    9,147,206.59x = 72,875,668,412,889.88
  5. Step 5: Solve for x
    x = 72,875,668,412,889.88/9,147,206.59
  6. Step 6: Final answer
    x = 7,966,986.17

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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.