Home / 8,556,368.80-12,838,009.20-3,764,970.40

Finding the Fourth Proportional to 8,556,368.80, 12,838,009.20 and 3,764,970.40

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Solution

The fourth proportional to 8,556,368.80, 12,838,009.20 and 3,764,970.40 is: 5,648,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,368.80 : 12,838,009.20 = 3,764,970.40 : x
  2. Step 2: Convert to fraction form
    8,556,368.80/12,838,009.20 = 3,764,970.40/x
  3. Step 3: Cross multiply
    8,556,368.80x = 12,838,009.20 × 3,764,970.40
  4. Step 4: Simplify right side
    8,556,368.80x = 48,334,724,632,927.68
  5. Step 5: Solve for x
    x = 48,334,724,632,927.68/8,556,368.80
  6. Step 6: Final answer
    x = 5,648,976.31

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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.