Home / 19,863,323.10-29,794,984.65-17,721,812.70

Finding the Fourth Proportional to 19,863,323.10, 29,794,984.65 and 17,721,812.70

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Solution

The fourth proportional to 19,863,323.10, 29,794,984.65 and 17,721,812.70 is: 26,582,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863,323.10 : 29,794,984.65 = 17,721,812.70 : x
  2. Step 2: Convert to fraction form
    19,863,323.10/29,794,984.65 = 17,721,812.70/x
  3. Step 3: Cross multiply
    19,863,323.10x = 29,794,984.65 × 17,721,812.70
  4. Step 4: Simplify right side
    19,863,323.10x = 528,021,137,366,675
  5. Step 5: Solve for x
    x = 528,021,137,366,675/19,863,323.10
  6. Step 6: Final answer
    x = 26,582,719.05

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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.