Home / 19,148,493.60-28,741,402.80-9,574,682.40

Finding the Fourth Proportional to 19,148,493.60, 28,741,402.80 and 9,574,682.40

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Solution

The fourth proportional to 19,148,493.60, 28,741,402.80 and 9,574,682.40 is: 14,371,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148,493.60 : 28,741,402.80 = 9,574,682.40 : x
  2. Step 2: Convert to fraction form
    19,148,493.60/28,741,402.80 = 9,574,682.40/x
  3. Step 3: Cross multiply
    19,148,493.60x = 28,741,402.80 × 9,574,682.40
  4. Step 4: Simplify right side
    19,148,493.60x = 275,189,803,540,470.75
  5. Step 5: Solve for x
    x = 275,189,803,540,470.75/19,148,493.60
  6. Step 6: Final answer
    x = 14,371,355.22

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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.