Home / 10,928,221.70-16,392,332.55-10,648,285.70

Finding the Fourth Proportional to 10,928,221.70, 16,392,332.55 and 10,648,285.70

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Solution

The fourth proportional to 10,928,221.70, 16,392,332.55 and 10,648,285.70 is: 15,972,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,221.70 : 16,392,332.55 = 10,648,285.70 : x
  2. Step 2: Convert to fraction form
    10,928,221.70/16,392,332.55 = 10,648,285.70/x
  3. Step 3: Cross multiply
    10,928,221.70x = 16,392,332.55 × 10,648,285.70
  4. Step 4: Simplify right side
    10,928,221.70x = 174,550,240,281,809.53
  5. Step 5: Solve for x
    x = 174,550,240,281,809.53/10,928,221.70
  6. Step 6: Final answer
    x = 15,972,428.55

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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.