Home / 21,355,185.47-32,038,238.41-6,209,116.97

Finding the Fourth Proportional to 21,355,185.47, 32,038,238.41 and 6,209,116.97

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Solution

The fourth proportional to 21,355,185.47, 32,038,238.41 and 6,209,116.97 is: 9,315,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,185.47 : 32,038,238.41 = 6,209,116.97 : x
  2. Step 2: Convert to fraction form
    21,355,185.47/32,038,238.41 = 6,209,116.97/x
  3. Step 3: Cross multiply
    21,355,185.47x = 32,038,238.41 × 6,209,116.97
  4. Step 4: Simplify right side
    21,355,185.47x = 198,929,169,624,722.81
  5. Step 5: Solve for x
    x = 198,929,169,624,722.81/21,355,185.47
  6. Step 6: Final answer
    x = 9,315,263.03

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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.