Home / 32,183,979.60-48,275,969.40-31,885,381.20

Finding the Fourth Proportional to 32,183,979.60, 48,275,969.40 and 31,885,381.20

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Solution

The fourth proportional to 32,183,979.60, 48,275,969.40 and 31,885,381.20 is: 47,828,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,183,979.60 : 48,275,969.40 = 31,885,381.20 : x
  2. Step 2: Convert to fraction form
    32,183,979.60/48,275,969.40 = 31,885,381.20/x
  3. Step 3: Cross multiply
    32,183,979.60x = 48,275,969.40 × 31,885,381.20
  4. Step 4: Simplify right side
    32,183,979.60x = 1,539,297,687,118,535.25
  5. Step 5: Solve for x
    x = 1,539,297,687,118,535.25/32,183,979.60
  6. Step 6: Final answer
    x = 47,828,071.80

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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.