Home / 6,620,802.63-9,931,140.50-3,923,186.01

Finding the Fourth Proportional to 6,620,802.63, 9,931,140.50 and 3,923,186.01

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Solution

The fourth proportional to 6,620,802.63, 9,931,140.50 and 3,923,186.01 is: 5,884,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,802.63 : 9,931,140.50 = 3,923,186.01 : x
  2. Step 2: Convert to fraction form
    6,620,802.63/9,931,140.50 = 3,923,186.01/x
  3. Step 3: Cross multiply
    6,620,802.63x = 9,931,140.50 × 3,923,186.01
  4. Step 4: Simplify right side
    6,620,802.63x = 38,961,711,453,328.47
  5. Step 5: Solve for x
    x = 38,961,711,453,328.47/6,620,802.63
  6. Step 6: Final answer
    x = 5,884,741.42

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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.