Home / 13,909,607.07-20,849,684.71-4,678,792.03

Finding the Fourth Proportional to 13,909,607.07, 20,849,684.71 and 4,678,792.03

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Solution

The fourth proportional to 13,909,607.07, 20,849,684.71 and 4,678,792.03 is: 7,013,234.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,607.07 : 20,849,684.71 = 4,678,792.03 : x
  2. Step 2: Convert to fraction form
    13,909,607.07/20,849,684.71 = 4,678,792.03/x
  3. Step 3: Cross multiply
    13,909,607.07x = 20,849,684.71 × 4,678,792.03
  4. Step 4: Simplify right side
    13,909,607.07x = 97,551,338,649,160.88
  5. Step 5: Solve for x
    x = 97,551,338,649,160.88/13,909,607.07
  6. Step 6: Final answer
    x = 7,013,234.68

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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.