Home / 38,681,358.64-58,009,528.32-12,767,838.64

Finding the Fourth Proportional to 38,681,358.64, 58,009,528.32 and 12,767,838.64

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Solution

The fourth proportional to 38,681,358.64, 58,009,528.32 and 12,767,838.64 is: 19,147,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,681,358.64 : 58,009,528.32 = 12,767,838.64 : x
  2. Step 2: Convert to fraction form
    38,681,358.64/58,009,528.32 = 12,767,838.64/x
  3. Step 3: Cross multiply
    38,681,358.64x = 58,009,528.32 × 12,767,838.64
  4. Step 4: Simplify right side
    38,681,358.64x = 740,656,297,172,270.38
  5. Step 5: Solve for x
    x = 740,656,297,172,270.38/38,681,358.64
  6. Step 6: Final answer
    x = 19,147,628.81

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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.