Home / 10,354,931.70-15,514,682.85-6,563,985.90

Finding the Fourth Proportional to 10,354,931.70, 15,514,682.85 and 6,563,985.90

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Solution

The fourth proportional to 10,354,931.70, 15,514,682.85 and 6,563,985.90 is: 9,834,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,931.70 : 15,514,682.85 = 6,563,985.90 : x
  2. Step 2: Convert to fraction form
    10,354,931.70/15,514,682.85 = 6,563,985.90/x
  3. Step 3: Cross multiply
    10,354,931.70x = 15,514,682.85 × 6,563,985.90
  4. Step 4: Simplify right side
    10,354,931.70x = 101,838,159,470,371.81
  5. Step 5: Solve for x
    x = 101,838,159,470,371.81/10,354,931.70
  6. Step 6: Final answer
    x = 9,834,749.51

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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.