Home / 86,671,441.62-119,606,148.72-46,978,812.36

Finding the Fourth Proportional to 86,671,441.62, 119,606,148.72 and 46,978,812.36

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Solution

The fourth proportional to 86,671,441.62, 119,606,148.72 and 46,978,812.36 is: 64,830,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,671,441.62 : 119,606,148.72 = 46,978,812.36 : x
  2. Step 2: Convert to fraction form
    86,671,441.62/119,606,148.72 = 46,978,812.36/x
  3. Step 3: Cross multiply
    86,671,441.62x = 119,606,148.72 × 46,978,812.36
  4. Step 4: Simplify right side
    86,671,441.62x = 5,618,954,817,819,134
  5. Step 5: Solve for x
    x = 5,618,954,817,819,134/86,671,441.62
  6. Step 6: Final answer
    x = 64,830,522.17

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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.