Home / 27,643,320.80-41,464,981.20-13,263,941.60

Finding the Fourth Proportional to 27,643,320.80, 41,464,981.20 and 13,263,941.60

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Solution

The fourth proportional to 27,643,320.80, 41,464,981.20 and 13,263,941.60 is: 19,895,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643,320.80 : 41,464,981.20 = 13,263,941.60 : x
  2. Step 2: Convert to fraction form
    27,643,320.80/41,464,981.20 = 13,263,941.60/x
  3. Step 3: Cross multiply
    27,643,320.80x = 41,464,981.20 × 13,263,941.60
  4. Step 4: Simplify right side
    27,643,320.80x = 549,989,089,081,897.94
  5. Step 5: Solve for x
    x = 549,989,089,081,897.94/27,643,320.80
  6. Step 6: Final answer
    x = 19,895,912.40

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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.