Home / 73,009,654.10-109,507,363.95-19,156,966.10

Finding the Fourth Proportional to 73,009,654.10, 109,507,363.95 and 19,156,966.10

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Solution

The fourth proportional to 73,009,654.10, 109,507,363.95 and 19,156,966.10 is: 28,733,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,654.10 : 109,507,363.95 = 19,156,966.10 : x
  2. Step 2: Convert to fraction form
    73,009,654.10/109,507,363.95 = 19,156,966.10/x
  3. Step 3: Cross multiply
    73,009,654.10x = 109,507,363.95 × 19,156,966.10
  4. Step 4: Simplify right side
    73,009,654.10x = 2,097,828,858,890,512.25
  5. Step 5: Solve for x
    x = 2,097,828,858,890,512.25/73,009,654.10
  6. Step 6: Final answer
    x = 28,733,581.67

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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.