Home / 15,778,745.71-23,666,281.41-4,263,665.83

Finding the Fourth Proportional to 15,778,745.71, 23,666,281.41 and 4,263,665.83

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Solution

The fourth proportional to 15,778,745.71, 23,666,281.41 and 4,263,665.83 is: 6,395,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778,745.71 : 23,666,281.41 = 4,263,665.83 : x
  2. Step 2: Convert to fraction form
    15,778,745.71/23,666,281.41 = 4,263,665.83/x
  3. Step 3: Cross multiply
    15,778,745.71x = 23,666,281.41 × 4,263,665.83
  4. Step 4: Simplify right side
    15,778,745.71x = 100,905,115,370,981.22
  5. Step 5: Solve for x
    x = 100,905,115,370,981.22/15,778,745.71
  6. Step 6: Final answer
    x = 6,395,002.32

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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.