Home / 19,700,461.90-29,470,976.70-17,308,977.40

Finding the Fourth Proportional to 19,700,461.90, 29,470,976.70 and 17,308,977.40

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Solution

The fourth proportional to 19,700,461.90, 29,470,976.70 and 17,308,977.40 is: 25,893,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700,461.90 : 29,470,976.70 = 17,308,977.40 : x
  2. Step 2: Convert to fraction form
    19,700,461.90/29,470,976.70 = 17,308,977.40/x
  3. Step 3: Cross multiply
    19,700,461.90x = 29,470,976.70 × 17,308,977.40
  4. Step 4: Simplify right side
    19,700,461.90x = 510,112,469,656,226.50
  5. Step 5: Solve for x
    x = 510,112,469,656,226.50/19,700,461.90
  6. Step 6: Final answer
    x = 25,893,426.88

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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.