Home / 49,696,574.40-74,500,538.40-19,397,390.40

Finding the Fourth Proportional to 49,696,574.40, 74,500,538.40 and 19,397,390.40

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Solution

The fourth proportional to 49,696,574.40, 74,500,538.40 and 19,397,390.40 is: 29,078,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,696,574.40 : 74,500,538.40 = 19,397,390.40 : x
  2. Step 2: Convert to fraction form
    49,696,574.40/74,500,538.40 = 19,397,390.40/x
  3. Step 3: Cross multiply
    49,696,574.40x = 74,500,538.40 × 19,397,390.40
  4. Step 4: Simplify right side
    49,696,574.40x = 1,445,116,028,354,991.25
  5. Step 5: Solve for x
    x = 1,445,116,028,354,991.25/49,696,574.40
  6. Step 6: Final answer
    x = 29,078,785.53

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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.