Home / 21,716,492.40-32,586,548.40-8,938,288.80

Finding the Fourth Proportional to 21,716,492.40, 32,586,548.40 and 8,938,288.80

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Solution

The fourth proportional to 21,716,492.40, 32,586,548.40 and 8,938,288.80 is: 13,412,293.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716,492.40 : 32,586,548.40 = 8,938,288.80 : x
  2. Step 2: Convert to fraction form
    21,716,492.40/32,586,548.40 = 8,938,288.80/x
  3. Step 3: Cross multiply
    21,716,492.40x = 32,586,548.40 × 8,938,288.80
  4. Step 4: Simplify right side
    21,716,492.40x = 291,267,980,594,377.94
  5. Step 5: Solve for x
    x = 291,267,980,594,377.94/21,716,492.40
  6. Step 6: Final answer
    x = 13,412,293.99

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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.