Home / 8,838,409.98-12,196,602.63-4,918,359.90

Finding the Fourth Proportional to 8,838,409.98, 12,196,602.63 and 4,918,359.90

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Solution

The fourth proportional to 8,838,409.98, 12,196,602.63 and 4,918,359.90 is: 6,787,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838,409.98 : 12,196,602.63 = 4,918,359.90 : x
  2. Step 2: Convert to fraction form
    8,838,409.98/12,196,602.63 = 4,918,359.90/x
  3. Step 3: Cross multiply
    8,838,409.98x = 12,196,602.63 × 4,918,359.90
  4. Step 4: Simplify right side
    8,838,409.98x = 59,987,281,291,626.55
  5. Step 5: Solve for x
    x = 59,987,281,291,626.55/8,838,409.98
  6. Step 6: Final answer
    x = 6,787,112.32

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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.