Home / 21,357,875.43-32,036,473.79-5,183,960.55

Finding the Fourth Proportional to 21,357,875.43, 32,036,473.79 and 5,183,960.55

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Solution

The fourth proportional to 21,357,875.43, 32,036,473.79 and 5,183,960.55 is: 7,775,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357,875.43 : 32,036,473.79 = 5,183,960.55 : x
  2. Step 2: Convert to fraction form
    21,357,875.43/32,036,473.79 = 5,183,960.55/x
  3. Step 3: Cross multiply
    21,357,875.43x = 32,036,473.79 × 5,183,960.55
  4. Step 4: Simplify right side
    21,357,875.43x = 166,075,816,262,549.19
  5. Step 5: Solve for x
    x = 166,075,816,262,549.19/21,357,875.43
  6. Step 6: Final answer
    x = 7,775,858.46

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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.