Home / 21,357,875.18-32,036,473.40-5,183,960.30

Finding the Fourth Proportional to 21,357,875.18, 32,036,473.40 and 5,183,960.30

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Solution

The fourth proportional to 21,357,875.18, 32,036,473.40 and 5,183,960.30 is: 7,775,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357,875.18 : 32,036,473.40 = 5,183,960.30 : x
  2. Step 2: Convert to fraction form
    21,357,875.18/32,036,473.40 = 5,183,960.30/x
  3. Step 3: Cross multiply
    21,357,875.18x = 32,036,473.40 × 5,183,960.30
  4. Step 4: Simplify right side
    21,357,875.18x = 166,075,806,257,606
  5. Step 5: Solve for x
    x = 166,075,806,257,606/21,357,875.18
  6. Step 6: Final answer
    x = 7,775,858.08

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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.