Home / 15,292,526.93-21,103,685.96-8,323,254.41

Finding the Fourth Proportional to 15,292,526.93, 21,103,685.96 and 8,323,254.41

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Solution

The fourth proportional to 15,292,526.93, 21,103,685.96 and 8,323,254.41 is: 11,486,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,292,526.93 : 21,103,685.96 = 8,323,254.41 : x
  2. Step 2: Convert to fraction form
    15,292,526.93/21,103,685.96 = 8,323,254.41/x
  3. Step 3: Cross multiply
    15,292,526.93x = 21,103,685.96 × 8,323,254.41
  4. Step 4: Simplify right side
    15,292,526.93x = 175,651,347,244,968
  5. Step 5: Solve for x
    x = 175,651,347,244,968/15,292,526.93
  6. Step 6: Final answer
    x = 11,486,090.44

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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.