Home / 32,408,409.60-48,604,838.40-18,731,980.80

Finding the Fourth Proportional to 32,408,409.60, 48,604,838.40 and 18,731,980.80

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Solution

The fourth proportional to 32,408,409.60, 48,604,838.40 and 18,731,980.80 is: 28,093,476.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,408,409.60 : 48,604,838.40 = 18,731,980.80 : x
  2. Step 2: Convert to fraction form
    32,408,409.60/48,604,838.40 = 18,731,980.80/x
  3. Step 3: Cross multiply
    32,408,409.60x = 48,604,838.40 × 18,731,980.80
  4. Step 4: Simplify right side
    32,408,409.60x = 910,464,899,695,902.75
  5. Step 5: Solve for x
    x = 910,464,899,695,902.75/32,408,409.60
  6. Step 6: Final answer
    x = 28,093,476.69

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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.