Home / 55,492,887.20-83,239,330.80-53,225,405.60

Finding the Fourth Proportional to 55,492,887.20, 83,239,330.80 and 53,225,405.60

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Solution

The fourth proportional to 55,492,887.20, 83,239,330.80 and 53,225,405.60 is: 79,838,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,492,887.20 : 83,239,330.80 = 53,225,405.60 : x
  2. Step 2: Convert to fraction form
    55,492,887.20/83,239,330.80 = 53,225,405.60/x
  3. Step 3: Cross multiply
    55,492,887.20x = 83,239,330.80 × 53,225,405.60
  4. Step 4: Simplify right side
    55,492,887.20x = 4,430,447,143,702,572.50
  5. Step 5: Solve for x
    x = 4,430,447,143,702,572.50/55,492,887.20
  6. Step 6: Final answer
    x = 79,838,108.40

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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.