Home / 49,848,021.80-74,779,031.10-15,765,813.80

Finding the Fourth Proportional to 49,848,021.80, 74,779,031.10 and 15,765,813.80

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Solution

The fourth proportional to 49,848,021.80, 74,779,031.10 and 15,765,813.80 is: 23,650,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848,021.80 : 74,779,031.10 = 15,765,813.80 : x
  2. Step 2: Convert to fraction form
    49,848,021.80/74,779,031.10 = 15,765,813.80/x
  3. Step 3: Cross multiply
    49,848,021.80x = 74,779,031.10 × 15,765,813.80
  4. Step 4: Simplify right side
    49,848,021.80x = 1,178,952,280,467,009.25
  5. Step 5: Solve for x
    x = 1,178,952,280,467,009.25/49,848,021.80
  6. Step 6: Final answer
    x = 23,650,934.14

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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.