Home / 10,467,373.16-15,701,809.64-2,790,977.76

Finding the Fourth Proportional to 10,467,373.16, 15,701,809.64 and 2,790,977.76

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Solution

The fourth proportional to 10,467,373.16, 15,701,809.64 and 2,790,977.76 is: 4,186,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467,373.16 : 15,701,809.64 = 2,790,977.76 : x
  2. Step 2: Convert to fraction form
    10,467,373.16/15,701,809.64 = 2,790,977.76/x
  3. Step 3: Cross multiply
    10,467,373.16x = 15,701,809.64 × 2,790,977.76
  4. Step 4: Simplify right side
    10,467,373.16x = 43,823,401,483,038.71
  5. Step 5: Solve for x
    x = 43,823,401,483,038.71/10,467,373.16
  6. Step 6: Final answer
    x = 4,186,666.59

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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.