Home / 13,850,581.68-19,113,698.64-7,656,035.52

Finding the Fourth Proportional to 13,850,581.68, 19,113,698.64 and 7,656,035.52

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Solution

The fourth proportional to 13,850,581.68, 19,113,698.64 and 7,656,035.52 is: 10,565,271.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,581.68 : 19,113,698.64 = 7,656,035.52 : x
  2. Step 2: Convert to fraction form
    13,850,581.68/19,113,698.64 = 7,656,035.52/x
  3. Step 3: Cross multiply
    13,850,581.68x = 19,113,698.64 × 7,656,035.52
  4. Step 4: Simplify right side
    13,850,581.68x = 146,335,155,706,415.69
  5. Step 5: Solve for x
    x = 146,335,155,706,415.69/13,850,581.68
  6. Step 6: Final answer
    x = 10,565,271.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.