Home / 44,657,220.40-66,985,830.60-19,100,813.20

Finding the Fourth Proportional to 44,657,220.40, 66,985,830.60 and 19,100,813.20

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Solution

The fourth proportional to 44,657,220.40, 66,985,830.60 and 19,100,813.20 is: 28,651,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,657,220.40 : 66,985,830.60 = 19,100,813.20 : x
  2. Step 2: Convert to fraction form
    44,657,220.40/66,985,830.60 = 19,100,813.20/x
  3. Step 3: Cross multiply
    44,657,220.40x = 66,985,830.60 × 19,100,813.20
  4. Step 4: Simplify right side
    44,657,220.40x = 1,279,483,837,337,444
  5. Step 5: Solve for x
    x = 1,279,483,837,337,444/44,657,220.40
  6. Step 6: Final answer
    x = 28,651,219.80

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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.