Home / 10,109,511.20-15,164,266.80-10,046,525.60

Finding the Fourth Proportional to 10,109,511.20, 15,164,266.80 and 10,046,525.60

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Solution

The fourth proportional to 10,109,511.20, 15,164,266.80 and 10,046,525.60 is: 15,069,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,511.20 : 15,164,266.80 = 10,046,525.60 : x
  2. Step 2: Convert to fraction form
    10,109,511.20/15,164,266.80 = 10,046,525.60/x
  3. Step 3: Cross multiply
    10,109,511.20x = 15,164,266.80 × 10,046,525.60
  4. Step 4: Simplify right side
    10,109,511.20x = 152,348,194,611,430.09
  5. Step 5: Solve for x
    x = 152,348,194,611,430.09/10,109,511.20
  6. Step 6: Final answer
    x = 15,069,788.40

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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.