Home / 59,615,999.60-89,423,999.40-18,678,858.80

Finding the Fourth Proportional to 59,615,999.60, 89,423,999.40 and 18,678,858.80

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Solution

The fourth proportional to 59,615,999.60, 89,423,999.40 and 18,678,858.80 is: 28,018,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,615,999.60 : 89,423,999.40 = 18,678,858.80 : x
  2. Step 2: Convert to fraction form
    59,615,999.60/89,423,999.40 = 18,678,858.80/x
  3. Step 3: Cross multiply
    59,615,999.60x = 89,423,999.40 × 18,678,858.80
  4. Step 4: Simplify right side
    59,615,999.60x = 1,670,338,258,123,885
  5. Step 5: Solve for x
    x = 1,670,338,258,123,885/59,615,999.60
  6. Step 6: Final answer
    x = 28,018,288.20

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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.