Home / 51,519,095.16-71,098,056.36-28,315,044.60

Finding the Fourth Proportional to 51,519,095.16, 71,098,056.36 and 28,315,044.60

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Solution

The fourth proportional to 51,519,095.16, 71,098,056.36 and 28,315,044.60 is: 39,075,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519,095.16 : 71,098,056.36 = 28,315,044.60 : x
  2. Step 2: Convert to fraction form
    51,519,095.16/71,098,056.36 = 28,315,044.60/x
  3. Step 3: Cross multiply
    51,519,095.16x = 71,098,056.36 × 28,315,044.60
  4. Step 4: Simplify right side
    51,519,095.16x = 2,013,144,636,806,713.75
  5. Step 5: Solve for x
    x = 2,013,144,636,806,713.75/51,519,095.16
  6. Step 6: Final answer
    x = 39,075,698.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.