Home / 18,031,365.60-27,048,298.64-7,248,670.72

Finding the Fourth Proportional to 18,031,365.60, 27,048,298.64 and 7,248,670.72

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Solution

The fourth proportional to 18,031,365.60, 27,048,298.64 and 7,248,670.72 is: 10,873,508.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031,365.60 : 27,048,298.64 = 7,248,670.72 : x
  2. Step 2: Convert to fraction form
    18,031,365.60/27,048,298.64 = 7,248,670.72/x
  3. Step 3: Cross multiply
    18,031,365.60x = 27,048,298.64 × 7,248,670.72
  4. Step 4: Simplify right side
    18,031,365.60x = 196,064,210,377,583.81
  5. Step 5: Solve for x
    x = 196,064,210,377,583.81/18,031,365.60
  6. Step 6: Final answer
    x = 10,873,508.68

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1.5x scale

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.