Home / 28,184,848.32-38,892,716.28-15,626,238.96

Finding the Fourth Proportional to 28,184,848.32, 38,892,716.28 and 15,626,238.96

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Solution

The fourth proportional to 28,184,848.32, 38,892,716.28 and 15,626,238.96 is: 21,562,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,184,848.32 : 38,892,716.28 = 15,626,238.96 : x
  2. Step 2: Convert to fraction form
    28,184,848.32/38,892,716.28 = 15,626,238.96/x
  3. Step 3: Cross multiply
    28,184,848.32x = 38,892,716.28 × 15,626,238.96
  4. Step 4: Simplify right side
    28,184,848.32x = 607,746,878,394,762.38
  5. Step 5: Solve for x
    x = 607,746,878,394,762.38/28,184,848.32
  6. Step 6: Final answer
    x = 21,562,893.35

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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.