Home / 28,202,795.82-38,931,763.32-19,047,838.86

Finding the Fourth Proportional to 28,202,795.82, 38,931,763.32 and 19,047,838.86

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Solution

The fourth proportional to 28,202,795.82, 38,931,763.32 and 19,047,838.86 is: 26,294,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202,795.82 : 38,931,763.32 = 19,047,838.86 : x
  2. Step 2: Convert to fraction form
    28,202,795.82/38,931,763.32 = 19,047,838.86/x
  3. Step 3: Cross multiply
    28,202,795.82x = 38,931,763.32 × 19,047,838.86
  4. Step 4: Simplify right side
    28,202,795.82x = 741,565,954,255,018.62
  5. Step 5: Solve for x
    x = 741,565,954,255,018.62/28,202,795.82
  6. Step 6: Final answer
    x = 26,294,058.18

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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.