Home / 42,384,066.40-63,576,099.60-10,471,362.40

Finding the Fourth Proportional to 42,384,066.40, 63,576,099.60 and 10,471,362.40

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Solution

The fourth proportional to 42,384,066.40, 63,576,099.60 and 10,471,362.40 is: 15,707,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,384,066.40 : 63,576,099.60 = 10,471,362.40 : x
  2. Step 2: Convert to fraction form
    42,384,066.40/63,576,099.60 = 10,471,362.40/x
  3. Step 3: Cross multiply
    42,384,066.40x = 63,576,099.60 × 10,471,362.40
  4. Step 4: Simplify right side
    42,384,066.40x = 665,728,378,890,095.12
  5. Step 5: Solve for x
    x = 665,728,378,890,095.12/42,384,066.40
  6. Step 6: Final answer
    x = 15,707,043.60

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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.