Home / 10,133,280.70-13,984,925.70-5,783,021.80

Finding the Fourth Proportional to 10,133,280.70, 13,984,925.70 and 5,783,021.80

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Solution

The fourth proportional to 10,133,280.70, 13,984,925.70 and 5,783,021.80 is: 7,981,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133,280.70 : 13,984,925.70 = 5,783,021.80 : x
  2. Step 2: Convert to fraction form
    10,133,280.70/13,984,925.70 = 5,783,021.80/x
  3. Step 3: Cross multiply
    10,133,280.70x = 13,984,925.70 × 5,783,021.80
  4. Step 4: Simplify right side
    10,133,280.70x = 80,875,130,181,204.28
  5. Step 5: Solve for x
    x = 80,875,130,181,204.28/10,133,280.70
  6. Step 6: Final answer
    x = 7,981,139.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.