Home / 57,478,811.10-86,218,216.65-51,810,107.10

Finding the Fourth Proportional to 57,478,811.10, 86,218,216.65 and 51,810,107.10

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Solution

The fourth proportional to 57,478,811.10, 86,218,216.65 and 51,810,107.10 is: 77,715,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,811.10 : 86,218,216.65 = 51,810,107.10 : x
  2. Step 2: Convert to fraction form
    57,478,811.10/86,218,216.65 = 51,810,107.10/x
  3. Step 3: Cross multiply
    57,478,811.10x = 86,218,216.65 × 51,810,107.10
  4. Step 4: Simplify right side
    57,478,811.10x = 4,466,975,038,607,503.50
  5. Step 5: Solve for x
    x = 4,466,975,038,607,503.50/57,478,811.10
  6. Step 6: Final answer
    x = 77,715,160.65

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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.