Home / 12,687,777.06-19,035,764.29-5,868,823.34

Finding the Fourth Proportional to 12,687,777.06, 19,035,764.29 and 5,868,823.34

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Solution

The fourth proportional to 12,687,777.06, 19,035,764.29 and 5,868,823.34 is: 8,805,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,687,777.06 : 19,035,764.29 = 5,868,823.34 : x
  2. Step 2: Convert to fraction form
    12,687,777.06/19,035,764.29 = 5,868,823.34/x
  3. Step 3: Cross multiply
    12,687,777.06x = 19,035,764.29 × 5,868,823.34
  4. Step 4: Simplify right side
    12,687,777.06x = 111,717,537,781,803.84
  5. Step 5: Solve for x
    x = 111,717,537,781,803.84/12,687,777.06
  6. Step 6: Final answer
    x = 8,805,130.89

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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.