Home / 13,909,600.74-20,849,675.22-4,678,785.70

Finding the Fourth Proportional to 13,909,600.74, 20,849,675.22 and 4,678,785.70

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Solution

The fourth proportional to 13,909,600.74, 20,849,675.22 and 4,678,785.70 is: 7,013,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,600.74 : 20,849,675.22 = 4,678,785.70 : x
  2. Step 2: Convert to fraction form
    13,909,600.74/20,849,675.22 = 4,678,785.70/x
  3. Step 3: Cross multiply
    13,909,600.74x = 20,849,675.22 × 4,678,785.70
  4. Step 4: Simplify right side
    13,909,600.74x = 97,551,162,268,980.36
  5. Step 5: Solve for x
    x = 97,551,162,268,980.36/13,909,600.74
  6. Step 6: Final answer
    x = 7,013,225.19

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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.