Home / 19,185,048.58-28,778,569.47-9,597,188.64

Finding the Fourth Proportional to 19,185,048.58, 28,778,569.47 and 9,597,188.64

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Solution

The fourth proportional to 19,185,048.58, 28,778,569.47 and 9,597,188.64 is: 14,396,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185,048.58 : 28,778,569.47 = 9,597,188.64 : x
  2. Step 2: Convert to fraction form
    19,185,048.58/28,778,569.47 = 9,597,188.64/x
  3. Step 3: Cross multiply
    19,185,048.58x = 28,778,569.47 × 9,597,188.64
  4. Step 4: Simplify right side
    19,185,048.58x = 276,193,359,992,934.81
  5. Step 5: Solve for x
    x = 276,193,359,992,934.81/19,185,048.58
  6. Step 6: Final answer
    x = 14,396,281.50

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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.