Home / 14,975,990.40-22,463,985.60-9,932,995.20

Finding the Fourth Proportional to 14,975,990.40, 22,463,985.60 and 9,932,995.20

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Solution

The fourth proportional to 14,975,990.40, 22,463,985.60 and 9,932,995.20 is: 14,899,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,990.40 : 22,463,985.60 = 9,932,995.20 : x
  2. Step 2: Convert to fraction form
    14,975,990.40/22,463,985.60 = 9,932,995.20/x
  3. Step 3: Cross multiply
    14,975,990.40x = 22,463,985.60 × 9,932,995.20
  4. Step 4: Simplify right side
    14,975,990.40x = 223,134,661,137,669.12
  5. Step 5: Solve for x
    x = 223,134,661,137,669.12/14,975,990.40
  6. Step 6: Final answer
    x = 14,899,492.80

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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.