Home / 19,028,153.10-28,541,981.70-4,651,347.18

Finding the Fourth Proportional to 19,028,153.10, 28,541,981.70 and 4,651,347.18

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Solution

The fourth proportional to 19,028,153.10, 28,541,981.70 and 4,651,347.18 is: 6,976,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028,153.10 : 28,541,981.70 = 4,651,347.18 : x
  2. Step 2: Convert to fraction form
    19,028,153.10/28,541,981.70 = 4,651,347.18/x
  3. Step 3: Cross multiply
    19,028,153.10x = 28,541,981.70 × 4,651,347.18
  4. Step 4: Simplify right side
    19,028,153.10x = 132,758,666,091,906.59
  5. Step 5: Solve for x
    x = 132,758,666,091,906.59/19,028,153.10
  6. Step 6: Final answer
    x = 6,976,960.16

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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.