Home / 19,573,781.60-29,360,672.40-12,771,336.80

Finding the Fourth Proportional to 19,573,781.60, 29,360,672.40 and 12,771,336.80

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Solution

The fourth proportional to 19,573,781.60, 29,360,672.40 and 12,771,336.80 is: 19,157,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573,781.60 : 29,360,672.40 = 12,771,336.80 : x
  2. Step 2: Convert to fraction form
    19,573,781.60/29,360,672.40 = 12,771,336.80/x
  3. Step 3: Cross multiply
    19,573,781.60x = 29,360,672.40 × 12,771,336.80
  4. Step 4: Simplify right side
    19,573,781.60x = 374,975,035,894,864.31
  5. Step 5: Solve for x
    x = 374,975,035,894,864.31/19,573,781.60
  6. Step 6: Final answer
    x = 19,157,005.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.