Home / 7,115,730.23-9,819,590.50-3,852,518.87

Finding the Fourth Proportional to 7,115,730.23, 9,819,590.50 and 3,852,518.87

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Solution

The fourth proportional to 7,115,730.23, 9,819,590.50 and 3,852,518.87 is: 5,316,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,730.23 : 9,819,590.50 = 3,852,518.87 : x
  2. Step 2: Convert to fraction form
    7,115,730.23/9,819,590.50 = 3,852,518.87/x
  3. Step 3: Cross multiply
    7,115,730.23x = 9,819,590.50 × 3,852,518.87
  4. Step 4: Simplify right side
    7,115,730.23x = 37,830,157,696,922.73
  5. Step 5: Solve for x
    x = 37,830,157,696,922.73/7,115,730.23
  6. Step 6: Final answer
    x = 5,316,412.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.