Home / 32,127,904.80-48,120,998.40-19,326,081.60

Finding the Fourth Proportional to 32,127,904.80, 48,120,998.40 and 19,326,081.60

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Solution

The fourth proportional to 32,127,904.80, 48,120,998.40 and 19,326,081.60 is: 28,946,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,127,904.80 : 48,120,998.40 = 19,326,081.60 : x
  2. Step 2: Convert to fraction form
    32,127,904.80/48,120,998.40 = 19,326,081.60/x
  3. Step 3: Cross multiply
    32,127,904.80x = 48,120,998.40 × 19,326,081.60
  4. Step 4: Simplify right side
    32,127,904.80x = 929,990,341,751,869.50
  5. Step 5: Solve for x
    x = 929,990,341,751,869.50/32,127,904.80
  6. Step 6: Final answer
    x = 28,946,498.30

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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.