Home / 48,607,825.40-72,939,731.70-18,337,412.60

Finding the Fourth Proportional to 48,607,825.40, 72,939,731.70 and 18,337,412.60

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Solution

The fourth proportional to 48,607,825.40, 72,939,731.70 and 18,337,412.60 is: 27,516,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607,825.40 : 72,939,731.70 = 18,337,412.60 : x
  2. Step 2: Convert to fraction form
    48,607,825.40/72,939,731.70 = 18,337,412.60/x
  3. Step 3: Cross multiply
    48,607,825.40x = 72,939,731.70 × 18,337,412.60
  4. Step 4: Simplify right side
    48,607,825.40x = 1,337,525,955,116,199.50
  5. Step 5: Solve for x
    x = 1,337,525,955,116,199.50/48,607,825.40
  6. Step 6: Final answer
    x = 27,516,679.55

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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.