Home / 10,753,990.80-16,130,986.20-9,578,259.60

Finding the Fourth Proportional to 10,753,990.80, 16,130,986.20 and 9,578,259.60

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Solution

The fourth proportional to 10,753,990.80, 16,130,986.20 and 9,578,259.60 is: 14,367,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,990.80 : 16,130,986.20 = 9,578,259.60 : x
  2. Step 2: Convert to fraction form
    10,753,990.80/16,130,986.20 = 9,578,259.60/x
  3. Step 3: Cross multiply
    10,753,990.80x = 16,130,986.20 × 9,578,259.60
  4. Step 4: Simplify right side
    10,753,990.80x = 154,506,773,427,617.50
  5. Step 5: Solve for x
    x = 154,506,773,427,617.50/10,753,990.80
  6. Step 6: Final answer
    x = 14,367,389.40

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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.