Home / 48,036,648.16-72,055,140.72-11,644,890.40

Finding the Fourth Proportional to 48,036,648.16, 72,055,140.72 and 11,644,890.40

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Solution

The fourth proportional to 48,036,648.16, 72,055,140.72 and 11,644,890.40 is: 17,467,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,036,648.16 : 72,055,140.72 = 11,644,890.40 : x
  2. Step 2: Convert to fraction form
    48,036,648.16/72,055,140.72 = 11,644,890.40/x
  3. Step 3: Cross multiply
    48,036,648.16x = 72,055,140.72 × 11,644,890.40
  4. Step 4: Simplify right side
    48,036,648.16x = 839,074,216,440,977.12
  5. Step 5: Solve for x
    x = 839,074,216,440,977.12/48,036,648.16
  6. Step 6: Final answer
    x = 17,467,376.44

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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.