Home / 19,432,022.60-29,148,033.90-19,148,587.40

Finding the Fourth Proportional to 19,432,022.60, 29,148,033.90 and 19,148,587.40

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Solution

The fourth proportional to 19,432,022.60, 29,148,033.90 and 19,148,587.40 is: 28,722,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,022.60 : 29,148,033.90 = 19,148,587.40 : x
  2. Step 2: Convert to fraction form
    19,432,022.60/29,148,033.90 = 19,148,587.40/x
  3. Step 3: Cross multiply
    19,432,022.60x = 29,148,033.90 × 19,148,587.40
  4. Step 4: Simplify right side
    19,432,022.60x = 558,143,674,672,312.81
  5. Step 5: Solve for x
    x = 558,143,674,672,312.81/19,432,022.60
  6. Step 6: Final answer
    x = 28,722,881.10

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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.