Home / 73,573,030.63-110,358,992.30-18,980,975.34

Finding the Fourth Proportional to 73,573,030.63, 110,358,992.30 and 18,980,975.34

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Solution

The fourth proportional to 73,573,030.63, 110,358,992.30 and 18,980,975.34 is: 28,471,320.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,573,030.63 : 110,358,992.30 = 18,980,975.34 : x
  2. Step 2: Convert to fraction form
    73,573,030.63/110,358,992.30 = 18,980,975.34/x
  3. Step 3: Cross multiply
    73,573,030.63x = 110,358,992.30 × 18,980,975.34
  4. Step 4: Simplify right side
    73,573,030.63x = 2,094,721,311,298,645
  5. Step 5: Solve for x
    x = 2,094,721,311,298,645/73,573,030.63
  6. Step 6: Final answer
    x = 28,471,320.17

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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.