Home / 7,860,811.52-11,772,321.60-4,484,783.36

Finding the Fourth Proportional to 7,860,811.52, 11,772,321.60 and 4,484,783.36

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Solution

The fourth proportional to 7,860,811.52, 11,772,321.60 and 4,484,783.36 is: 6,716,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,811.52 : 11,772,321.60 = 4,484,783.36 : x
  2. Step 2: Convert to fraction form
    7,860,811.52/11,772,321.60 = 4,484,783.36/x
  3. Step 3: Cross multiply
    7,860,811.52x = 11,772,321.60 × 4,484,783.36
  4. Step 4: Simplify right side
    7,860,811.52x = 52,796,312,020,248.58
  5. Step 5: Solve for x
    x = 52,796,312,020,248.58/7,860,811.52
  6. Step 6: Final answer
    x = 6,716,394.60

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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.