Home / 10,130,560.47-15,179,918.00-7,830,683.73

Finding the Fourth Proportional to 10,130,560.47, 15,179,918.00 and 7,830,683.73

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Solution

The fourth proportional to 10,130,560.47, 15,179,918.00 and 7,830,683.73 is: 11,733,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,560.47 : 15,179,918.00 = 7,830,683.73 : x
  2. Step 2: Convert to fraction form
    10,130,560.47/15,179,918.00 = 7,830,683.73/x
  3. Step 3: Cross multiply
    10,130,560.47x = 15,179,918.00 × 7,830,683.73
  4. Step 4: Simplify right side
    10,130,560.47x = 118,869,136,866,180.72
  5. Step 5: Solve for x
    x = 118,869,136,866,180.72/10,130,560.47
  6. Step 6: Final answer
    x = 11,733,717.72

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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.