Home / 69,959,830.55-104,935,962.38-21,437,824.46

Finding the Fourth Proportional to 69,959,830.55, 104,935,962.38 and 21,437,824.46

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Solution

The fourth proportional to 69,959,830.55, 104,935,962.38 and 21,437,824.46 is: 32,155,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,959,830.55 : 104,935,962.38 = 21,437,824.46 : x
  2. Step 2: Convert to fraction form
    69,959,830.55/104,935,962.38 = 21,437,824.46/x
  3. Step 3: Cross multiply
    69,959,830.55x = 104,935,962.38 × 21,437,824.46
  4. Step 4: Simplify right side
    69,959,830.55x = 2,249,598,740,411,734.75
  5. Step 5: Solve for x
    x = 2,249,598,740,411,734.75/69,959,830.55
  6. Step 6: Final answer
    x = 32,155,577.32

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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.