Home / 19,764,032.60-29,646,048.90-19,008,205.40

Finding the Fourth Proportional to 19,764,032.60, 29,646,048.90 and 19,008,205.40

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Solution

The fourth proportional to 19,764,032.60, 29,646,048.90 and 19,008,205.40 is: 28,512,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,764,032.60 : 29,646,048.90 = 19,008,205.40 : x
  2. Step 2: Convert to fraction form
    19,764,032.60/29,646,048.90 = 19,008,205.40/x
  3. Step 3: Cross multiply
    19,764,032.60x = 29,646,048.90 × 19,008,205.40
  4. Step 4: Simplify right side
    19,764,032.60x = 563,518,186,789,644
  5. Step 5: Solve for x
    x = 563,518,186,789,644/19,764,032.60
  6. Step 6: Final answer
    x = 28,512,308.10

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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.