Home / 6,249,831.24-9,371,645.64-1,989,445.62

Finding the Fourth Proportional to 6,249,831.24, 9,371,645.64 and 1,989,445.62

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Solution

The fourth proportional to 6,249,831.24, 9,371,645.64 and 1,989,445.62 is: 2,983,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249,831.24 : 9,371,645.64 = 1,989,445.62 : x
  2. Step 2: Convert to fraction form
    6,249,831.24/9,371,645.64 = 1,989,445.62/x
  3. Step 3: Cross multiply
    6,249,831.24x = 9,371,645.64 × 1,989,445.62
  4. Step 4: Simplify right side
    6,249,831.24x = 18,644,379,370,690.10
  5. Step 5: Solve for x
    x = 18,644,379,370,690.10/6,249,831.24
  6. Step 6: Final answer
    x = 2,983,181.25

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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.