Home / 19,119,146.40-26,384,088.60-10,417,390.92

Finding the Fourth Proportional to 19,119,146.40, 26,384,088.60 and 10,417,390.92

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Solution

The fourth proportional to 19,119,146.40, 26,384,088.60 and 10,417,390.92 is: 14,375,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119,146.40 : 26,384,088.60 = 10,417,390.92 : x
  2. Step 2: Convert to fraction form
    19,119,146.40/26,384,088.60 = 10,417,390.92/x
  3. Step 3: Cross multiply
    19,119,146.40x = 26,384,088.60 × 10,417,390.92
  4. Step 4: Simplify right side
    19,119,146.40x = 274,853,365,014,115.53
  5. Step 5: Solve for x
    x = 274,853,365,014,115.53/19,119,146.40
  6. Step 6: Final answer
    x = 14,375,817.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.