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Finding the Fourth Proportional to 15,323,762.64, 22,974,866.09 and 7,117,692.75

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Solution

The fourth proportional to 15,323,762.64, 22,974,866.09 and 7,117,692.75 is: 10,671,532.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323,762.64 : 22,974,866.09 = 7,117,692.75 : x
  2. Step 2: Convert to fraction form
    15,323,762.64/22,974,866.09 = 7,117,692.75/x
  3. Step 3: Cross multiply
    15,323,762.64x = 22,974,866.09 × 7,117,692.75
  4. Step 4: Simplify right side
    15,323,762.64x = 163,528,037,765,425.38
  5. Step 5: Solve for x
    x = 163,528,037,765,425.38/15,323,762.64
  6. Step 6: Final answer
    x = 10,671,532.94

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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.