Home / 21,355,929.20-32,030,783.40-6,208,281.20

Finding the Fourth Proportional to 21,355,929.20, 32,030,783.40 and 6,208,281.20

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Solution

The fourth proportional to 21,355,929.20, 32,030,783.40 and 6,208,281.20 is: 9,311,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,929.20 : 32,030,783.40 = 6,208,281.20 : x
  2. Step 2: Convert to fraction form
    21,355,929.20/32,030,783.40 = 6,208,281.20/x
  3. Step 3: Cross multiply
    21,355,929.20x = 32,030,783.40 × 6,208,281.20
  4. Step 4: Simplify right side
    21,355,929.20x = 198,856,110,403,492.06
  5. Step 5: Solve for x
    x = 198,856,110,403,492.06/21,355,929.20
  6. Step 6: Final answer
    x = 9,311,517.59

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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.