Home / 38,212,627.50-52,733,429.28-20,808,967.50

Finding the Fourth Proportional to 38,212,627.50, 52,733,429.28 and 20,808,967.50

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Solution

The fourth proportional to 38,212,627.50, 52,733,429.28 and 20,808,967.50 is: 28,716,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212,627.50 : 52,733,429.28 = 20,808,967.50 : x
  2. Step 2: Convert to fraction form
    38,212,627.50/52,733,429.28 = 20,808,967.50/x
  3. Step 3: Cross multiply
    38,212,627.50x = 52,733,429.28 × 20,808,967.50
  4. Step 4: Simplify right side
    38,212,627.50x = 1,097,328,216,051,068.38
  5. Step 5: Solve for x
    x = 1,097,328,216,051,068.38/38,212,627.50
  6. Step 6: Final answer
    x = 28,716,376.96

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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.