Home / 10,321,346.04-15,480,208.70-3,931,981.80

Finding the Fourth Proportional to 10,321,346.04, 15,480,208.70 and 3,931,981.80

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Solution

The fourth proportional to 10,321,346.04, 15,480,208.70 and 3,931,981.80 is: 5,897,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321,346.04 : 15,480,208.70 = 3,931,981.80 : x
  2. Step 2: Convert to fraction form
    10,321,346.04/15,480,208.70 = 3,931,981.80/x
  3. Step 3: Cross multiply
    10,321,346.04x = 15,480,208.70 × 3,931,981.80
  4. Step 4: Simplify right side
    10,321,346.04x = 60,867,898,868,601.66
  5. Step 5: Solve for x
    x = 60,867,898,868,601.66/10,321,346.04
  6. Step 6: Final answer
    x = 5,897,283.03

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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.