Home / 21,576,549.12-32,377,592.32-7,939,271.87

Finding the Fourth Proportional to 21,576,549.12, 32,377,592.32 and 7,939,271.87

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Solution

The fourth proportional to 21,576,549.12, 32,377,592.32 and 7,939,271.87 is: 11,913,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,549.12 : 32,377,592.32 = 7,939,271.87 : x
  2. Step 2: Convert to fraction form
    21,576,549.12/32,377,592.32 = 7,939,271.87/x
  3. Step 3: Cross multiply
    21,576,549.12x = 32,377,592.32 × 7,939,271.87
  4. Step 4: Simplify right side
    21,576,549.12x = 257,054,507,985,599.81
  5. Step 5: Solve for x
    x = 257,054,507,985,599.81/21,576,549.12
  6. Step 6: Final answer
    x = 11,913,606.14

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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.