Home / 74,341,627.40-111,487,290.06-28,272,551.24

Finding the Fourth Proportional to 74,341,627.40, 111,487,290.06 and 28,272,551.24

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Solution

The fourth proportional to 74,341,627.40, 111,487,290.06 and 28,272,551.24 is: 42,399,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,341,627.40 : 111,487,290.06 = 28,272,551.24 : x
  2. Step 2: Convert to fraction form
    74,341,627.40/111,487,290.06 = 28,272,551.24/x
  3. Step 3: Cross multiply
    74,341,627.40x = 111,487,290.06 × 28,272,551.24
  4. Step 4: Simplify right side
    74,341,627.40x = 3,152,030,120,830,092.50
  5. Step 5: Solve for x
    x = 3,152,030,120,830,092.50/74,341,627.40
  6. Step 6: Final answer
    x = 42,399,261.77

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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.