Home / 19,573,260.40-29,359,890.60-18,789,439.60

Finding the Fourth Proportional to 19,573,260.40, 29,359,890.60 and 18,789,439.60

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Solution

The fourth proportional to 19,573,260.40, 29,359,890.60 and 18,789,439.60 is: 28,184,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573,260.40 : 29,359,890.60 = 18,789,439.60 : x
  2. Step 2: Convert to fraction form
    19,573,260.40/29,359,890.60 = 18,789,439.60/x
  3. Step 3: Cross multiply
    19,573,260.40x = 29,359,890.60 × 18,789,439.60
  4. Step 4: Simplify right side
    19,573,260.40x = 551,655,891,091,307.81
  5. Step 5: Solve for x
    x = 551,655,891,091,307.81/19,573,260.40
  6. Step 6: Final answer
    x = 28,184,159.40

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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.