Home / 10,550,642.40-15,823,749-2,975,836.68

Finding the Fourth Proportional to 10,550,642.40, 15,823,749 and 2,975,836.68

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Solution

The fourth proportional to 10,550,642.40, 15,823,749 and 2,975,836.68 is: 4,463,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550,642.40 : 15,823,749 = 2,975,836.68 : x
  2. Step 2: Convert to fraction form
    10,550,642.40/15,823,749 = 2,975,836.68/x
  3. Step 3: Cross multiply
    10,550,642.40x = 15,823,749 × 2,975,836.68
  4. Step 4: Simplify right side
    10,550,642.40x = 47,088,892,689,313.32
  5. Step 5: Solve for x
    x = 47,088,892,689,313.32/10,550,642.40
  6. Step 6: Final answer
    x = 4,463,130.39

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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.