Home / 53,759,356.20-80,639,325.90-13,369,840.20

Finding the Fourth Proportional to 53,759,356.20, 80,639,325.90 and 13,369,840.20

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Solution

The fourth proportional to 53,759,356.20, 80,639,325.90 and 13,369,840.20 is: 20,054,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,759,356.20 : 80,639,325.90 = 13,369,840.20 : x
  2. Step 2: Convert to fraction form
    53,759,356.20/80,639,325.90 = 13,369,840.20/x
  3. Step 3: Cross multiply
    53,759,356.20x = 80,639,325.90 × 13,369,840.20
  4. Step 4: Simplify right side
    53,759,356.20x = 1,078,134,901,118,721.25
  5. Step 5: Solve for x
    x = 1,078,134,901,118,721.25/53,759,356.20
  6. Step 6: Final answer
    x = 20,054,832.82

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1.5x scale

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.