Home / 10,366,289.28-15,549,433.91-10,206,856.98

Finding the Fourth Proportional to 10,366,289.28, 15,549,433.91 and 10,206,856.98

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Solution

The fourth proportional to 10,366,289.28, 15,549,433.91 and 10,206,856.98 is: 15,310,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,289.28 : 15,549,433.91 = 10,206,856.98 : x
  2. Step 2: Convert to fraction form
    10,366,289.28/15,549,433.91 = 10,206,856.98/x
  3. Step 3: Cross multiply
    10,366,289.28x = 15,549,433.91 × 10,206,856.98
  4. Step 4: Simplify right side
    10,366,289.28x = 158,710,848,039,332.19
  5. Step 5: Solve for x
    x = 158,710,848,039,332.19/10,366,289.28
  6. Step 6: Final answer
    x = 15,310,285.46

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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.