Home / 7,403,515.86-10,217,372.55-4,140,634.20

Finding the Fourth Proportional to 7,403,515.86, 10,217,372.55 and 4,140,634.20

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Solution

The fourth proportional to 7,403,515.86, 10,217,372.55 and 4,140,634.20 is: 5,714,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,515.86 : 10,217,372.55 = 4,140,634.20 : x
  2. Step 2: Convert to fraction form
    7,403,515.86/10,217,372.55 = 4,140,634.20/x
  3. Step 3: Cross multiply
    7,403,515.86x = 10,217,372.55 × 4,140,634.20
  4. Step 4: Simplify right side
    7,403,515.86x = 42,306,402,214,671.22
  5. Step 5: Solve for x
    x = 42,306,402,214,671.22/7,403,515.86
  6. Step 6: Final answer
    x = 5,714,366.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.