Home / 10,361,200.65-15,541,800.98-7,841,776.65

Finding the Fourth Proportional to 10,361,200.65, 15,541,800.98 and 7,841,776.65

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Solution

The fourth proportional to 10,361,200.65, 15,541,800.98 and 7,841,776.65 is: 11,762,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,200.65 : 15,541,800.98 = 7,841,776.65 : x
  2. Step 2: Convert to fraction form
    10,361,200.65/15,541,800.98 = 7,841,776.65/x
  3. Step 3: Cross multiply
    10,361,200.65x = 15,541,800.98 × 7,841,776.65
  4. Step 4: Simplify right side
    10,361,200.65x = 121,875,331,984,702.23
  5. Step 5: Solve for x
    x = 121,875,331,984,702.23/10,361,200.65
  6. Step 6: Final answer
    x = 11,762,664.98

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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.