Home / 15,746,670.40-23,620,005.60-7,784,046.40

Finding the Fourth Proportional to 15,746,670.40, 23,620,005.60 and 7,784,046.40

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Solution

The fourth proportional to 15,746,670.40, 23,620,005.60 and 7,784,046.40 is: 11,676,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,670.40 : 23,620,005.60 = 7,784,046.40 : x
  2. Step 2: Convert to fraction form
    15,746,670.40/23,620,005.60 = 7,784,046.40/x
  3. Step 3: Cross multiply
    15,746,670.40x = 23,620,005.60 × 7,784,046.40
  4. Step 4: Simplify right side
    15,746,670.40x = 183,859,219,558,659.88
  5. Step 5: Solve for x
    x = 183,859,219,558,659.88/15,746,670.40
  6. Step 6: Final answer
    x = 11,676,069.60

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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.