Home / 23,684,844.50-32,686,984.77-18,830,130.74

Finding the Fourth Proportional to 23,684,844.50, 32,686,984.77 and 18,830,130.74

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Solution

The fourth proportional to 23,684,844.50, 32,686,984.77 and 18,830,130.74 is: 25,987,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,684,844.50 : 32,686,984.77 = 18,830,130.74 : x
  2. Step 2: Convert to fraction form
    23,684,844.50/32,686,984.77 = 18,830,130.74/x
  3. Step 3: Cross multiply
    23,684,844.50x = 32,686,984.77 × 18,830,130.74
  4. Step 4: Simplify right side
    23,684,844.50x = 615,500,196,715,488.75
  5. Step 5: Solve for x
    x = 615,500,196,715,488.75/23,684,844.50
  6. Step 6: Final answer
    x = 25,987,090.47

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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.