Home / 14,049,005.60-21,063,010.80-7,666,464.80

Finding the Fourth Proportional to 14,049,005.60, 21,063,010.80 and 7,666,464.80

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Solution

The fourth proportional to 14,049,005.60, 21,063,010.80 and 7,666,464.80 is: 11,493,968.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049,005.60 : 21,063,010.80 = 7,666,464.80 : x
  2. Step 2: Convert to fraction form
    14,049,005.60/21,063,010.80 = 7,666,464.80/x
  3. Step 3: Cross multiply
    14,049,005.60x = 21,063,010.80 × 7,666,464.80
  4. Step 4: Simplify right side
    14,049,005.60x = 161,478,830,880,219.84
  5. Step 5: Solve for x
    x = 161,478,830,880,219.84/14,049,005.60
  6. Step 6: Final answer
    x = 11,493,968.72

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1.5x scale

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.