Home / 13,808,440.96-19,055,777.50-7,613,709.84

Finding the Fourth Proportional to 13,808,440.96, 19,055,777.50 and 7,613,709.84

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Solution

The fourth proportional to 13,808,440.96, 19,055,777.50 and 7,613,709.84 is: 10,506,990.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,440.96 : 19,055,777.50 = 7,613,709.84 : x
  2. Step 2: Convert to fraction form
    13,808,440.96/19,055,777.50 = 7,613,709.84/x
  3. Step 3: Cross multiply
    13,808,440.96x = 19,055,777.50 × 7,613,709.84
  4. Step 4: Simplify right side
    13,808,440.96x = 145,085,160,660,600.59
  5. Step 5: Solve for x
    x = 145,085,160,660,600.59/13,808,440.96
  6. Step 6: Final answer
    x = 10,506,990.69

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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.