Home / 7,018,873.60-9,686,076.48-3,799,609.60

Finding the Fourth Proportional to 7,018,873.60, 9,686,076.48 and 3,799,609.60

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Solution

The fourth proportional to 7,018,873.60, 9,686,076.48 and 3,799,609.60 is: 5,243,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,873.60 : 9,686,076.48 = 3,799,609.60 : x
  2. Step 2: Convert to fraction form
    7,018,873.60/9,686,076.48 = 3,799,609.60/x
  3. Step 3: Cross multiply
    7,018,873.60x = 9,686,076.48 × 3,799,609.60
  4. Step 4: Simplify right side
    7,018,873.60x = 36,803,309,179,742.21
  5. Step 5: Solve for x
    x = 36,803,309,179,742.21/7,018,873.60
  6. Step 6: Final answer
    x = 5,243,477.98

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1.5x scale

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.