Home / 9,939,533.20-14,909,299.80-4,260,331.60

Finding the Fourth Proportional to 9,939,533.20, 14,909,299.80 and 4,260,331.60

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Solution

The fourth proportional to 9,939,533.20, 14,909,299.80 and 4,260,331.60 is: 6,390,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,533.20 : 14,909,299.80 = 4,260,331.60 : x
  2. Step 2: Convert to fraction form
    9,939,533.20/14,909,299.80 = 4,260,331.60/x
  3. Step 3: Cross multiply
    9,939,533.20x = 14,909,299.80 × 4,260,331.60
  4. Step 4: Simplify right side
    9,939,533.20x = 63,518,561,071,813.68
  5. Step 5: Solve for x
    x = 63,518,561,071,813.68/9,939,533.20
  6. Step 6: Final answer
    x = 6,390,497.40

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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.