Home / 10,931,424.80-16,359,812.40-10,035,629.60

Finding the Fourth Proportional to 10,931,424.80, 16,359,812.40 and 10,035,629.60

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Solution

The fourth proportional to 10,931,424.80, 16,359,812.40 and 10,035,629.60 is: 15,019,178.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,424.80 : 16,359,812.40 = 10,035,629.60 : x
  2. Step 2: Convert to fraction form
    10,931,424.80/16,359,812.40 = 10,035,629.60/x
  3. Step 3: Cross multiply
    10,931,424.80x = 16,359,812.40 × 10,035,629.60
  4. Step 4: Simplify right side
    10,931,424.80x = 164,181,017,571,887.03
  5. Step 5: Solve for x
    x = 164,181,017,571,887.03/10,931,424.80
  6. Step 6: Final answer
    x = 15,019,178.25

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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.