Home / 10,583,997.80-15,875,996.70-9,072,343.40

Finding the Fourth Proportional to 10,583,997.80, 15,875,996.70 and 9,072,343.40

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Solution

The fourth proportional to 10,583,997.80, 15,875,996.70 and 9,072,343.40 is: 13,608,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583,997.80 : 15,875,996.70 = 9,072,343.40 : x
  2. Step 2: Convert to fraction form
    10,583,997.80/15,875,996.70 = 9,072,343.40/x
  3. Step 3: Cross multiply
    10,583,997.80x = 15,875,996.70 × 9,072,343.40
  4. Step 4: Simplify right side
    10,583,997.80x = 144,032,493,879,666.78
  5. Step 5: Solve for x
    x = 144,032,493,879,666.78/10,583,997.80
  6. Step 6: Final answer
    x = 13,608,515.10

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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.