Home / 7,869,341.76-10,860,154.48-4,814,141.60

Finding the Fourth Proportional to 7,869,341.76, 10,860,154.48 and 4,814,141.60

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Solution

The fourth proportional to 7,869,341.76, 10,860,154.48 and 4,814,141.60 is: 6,643,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,341.76 : 10,860,154.48 = 4,814,141.60 : x
  2. Step 2: Convert to fraction form
    7,869,341.76/10,860,154.48 = 4,814,141.60/x
  3. Step 3: Cross multiply
    7,869,341.76x = 10,860,154.48 × 4,814,141.60
  4. Step 4: Simplify right side
    7,869,341.76x = 52,282,321,464,594.37
  5. Step 5: Solve for x
    x = 52,282,321,464,594.37/7,869,341.76
  6. Step 6: Final answer
    x = 6,643,798.56

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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.