Home / 43,038,077.19-64,518,892.98-16,770,831.21

Finding the Fourth Proportional to 43,038,077.19, 64,518,892.98 and 16,770,831.21

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Solution

The fourth proportional to 43,038,077.19, 64,518,892.98 and 16,770,831.21 is: 25,141,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038,077.19 : 64,518,892.98 = 16,770,831.21 : x
  2. Step 2: Convert to fraction form
    43,038,077.19/64,518,892.98 = 16,770,831.21/x
  3. Step 3: Cross multiply
    43,038,077.19x = 64,518,892.98 × 16,770,831.21
  4. Step 4: Simplify right side
    43,038,077.19x = 1,082,035,464,023,633.88
  5. Step 5: Solve for x
    x = 1,082,035,464,023,633.88/43,038,077.19
  6. Step 6: Final answer
    x = 25,141,352.37

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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.