Home / 43,925,915.21-65,875,607.28-13,212,341.27

Finding the Fourth Proportional to 43,925,915.21, 65,875,607.28 and 13,212,341.27

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Solution

The fourth proportional to 43,925,915.21, 65,875,607.28 and 13,212,341.27 is: 19,814,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,925,915.21 : 65,875,607.28 = 13,212,341.27 : x
  2. Step 2: Convert to fraction form
    43,925,915.21/65,875,607.28 = 13,212,341.27/x
  3. Step 3: Cross multiply
    43,925,915.21x = 65,875,607.28 × 13,212,341.27
  4. Step 4: Simplify right side
    43,925,915.21x = 870,371,004,422,478.50
  5. Step 5: Solve for x
    x = 870,371,004,422,478.50/43,925,915.21
  6. Step 6: Final answer
    x = 19,814,521.80

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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.