Home / 7,404,097.86-10,218,408.93-4,503,688.74

Finding the Fourth Proportional to 7,404,097.86, 10,218,408.93 and 4,503,688.74

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Solution

The fourth proportional to 7,404,097.86, 10,218,408.93 and 4,503,688.74 is: 6,215,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404,097.86 : 10,218,408.93 = 4,503,688.74 : x
  2. Step 2: Convert to fraction form
    7,404,097.86/10,218,408.93 = 4,503,688.74/x
  3. Step 3: Cross multiply
    7,404,097.86x = 10,218,408.93 × 4,503,688.74
  4. Step 4: Simplify right side
    7,404,097.86x = 46,020,533,238,756.45
  5. Step 5: Solve for x
    x = 46,020,533,238,756.45/7,404,097.86
  6. Step 6: Final answer
    x = 6,215,549.03

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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.