Home / 19,681,804.80-29,522,707.20-6,897,696.30

Finding the Fourth Proportional to 19,681,804.80, 29,522,707.20 and 6,897,696.30

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Solution

The fourth proportional to 19,681,804.80, 29,522,707.20 and 6,897,696.30 is: 10,346,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,804.80 : 29,522,707.20 = 6,897,696.30 : x
  2. Step 2: Convert to fraction form
    19,681,804.80/29,522,707.20 = 6,897,696.30/x
  3. Step 3: Cross multiply
    19,681,804.80x = 29,522,707.20 × 6,897,696.30
  4. Step 4: Simplify right side
    19,681,804.80x = 203,638,668,219,423.34
  5. Step 5: Solve for x
    x = 203,638,668,219,423.34/19,681,804.80
  6. Step 6: Final answer
    x = 10,346,544.45

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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.