Home / 10,116,347.79-13,960,550.04-5,470,121.73

Finding the Fourth Proportional to 10,116,347.79, 13,960,550.04 and 5,470,121.73

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Solution

The fourth proportional to 10,116,347.79, 13,960,550.04 and 5,470,121.73 is: 7,548,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,347.79 : 13,960,550.04 = 5,470,121.73 : x
  2. Step 2: Convert to fraction form
    10,116,347.79/13,960,550.04 = 5,470,121.73/x
  3. Step 3: Cross multiply
    10,116,347.79x = 13,960,550.04 × 5,470,121.73
  4. Step 4: Simplify right side
    10,116,347.79x = 76,365,908,136,556.38
  5. Step 5: Solve for x
    x = 76,365,908,136,556.38/10,116,347.79
  6. Step 6: Final answer
    x = 7,548,762.63

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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.