Home / 51,840,014.40-77,760,021.60-49,849,358.40

Finding the Fourth Proportional to 51,840,014.40, 77,760,021.60 and 49,849,358.40

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Solution

The fourth proportional to 51,840,014.40, 77,760,021.60 and 49,849,358.40 is: 74,774,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,014.40 : 77,760,021.60 = 49,849,358.40 : x
  2. Step 2: Convert to fraction form
    51,840,014.40/77,760,021.60 = 49,849,358.40/x
  3. Step 3: Cross multiply
    51,840,014.40x = 77,760,021.60 × 49,849,358.40
  4. Step 4: Simplify right side
    51,840,014.40x = 3,876,287,185,930,141
  5. Step 5: Solve for x
    x = 3,876,287,185,930,141/51,840,014.40
  6. Step 6: Final answer
    x = 74,774,037.60

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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.