Home / 57,625,430.88-79,518,783.60-31,518,599.52

Finding the Fourth Proportional to 57,625,430.88, 79,518,783.60 and 31,518,599.52

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Solution

The fourth proportional to 57,625,430.88, 79,518,783.60 and 31,518,599.52 is: 43,493,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,625,430.88 : 79,518,783.60 = 31,518,599.52 : x
  2. Step 2: Convert to fraction form
    57,625,430.88/79,518,783.60 = 31,518,599.52/x
  3. Step 3: Cross multiply
    57,625,430.88x = 79,518,783.60 × 31,518,599.52
  4. Step 4: Simplify right side
    57,625,430.88x = 2,506,320,694,605,943.50
  5. Step 5: Solve for x
    x = 2,506,320,694,605,943.50/57,625,430.88
  6. Step 6: Final answer
    x = 43,493,309.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.