Home / 29,829,897.80-41,141,938.21-19,379,281.32

Finding the Fourth Proportional to 29,829,897.80, 41,141,938.21 and 19,379,281.32

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Solution

The fourth proportional to 29,829,897.80, 41,141,938.21 and 19,379,281.32 is: 26,728,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,829,897.80 : 41,141,938.21 = 19,379,281.32 : x
  2. Step 2: Convert to fraction form
    29,829,897.80/41,141,938.21 = 19,379,281.32/x
  3. Step 3: Cross multiply
    29,829,897.80x = 41,141,938.21 × 19,379,281.32
  4. Step 4: Simplify right side
    29,829,897.80x = 797,301,194,621,647.25
  5. Step 5: Solve for x
    x = 797,301,194,621,647.25/29,829,897.80
  6. Step 6: Final answer
    x = 26,728,257.67

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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.