Home / 7,470,245.55-10,308,666.70-4,162,368.87

Finding the Fourth Proportional to 7,470,245.55, 10,308,666.70 and 4,162,368.87

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Solution

The fourth proportional to 7,470,245.55, 10,308,666.70 and 4,162,368.87 is: 5,743,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,245.55 : 10,308,666.70 = 4,162,368.87 : x
  2. Step 2: Convert to fraction form
    7,470,245.55/10,308,666.70 = 4,162,368.87/x
  3. Step 3: Cross multiply
    7,470,245.55x = 10,308,666.70 × 4,162,368.87
  4. Step 4: Simplify right side
    7,470,245.55x = 42,908,473,369,108.57
  5. Step 5: Solve for x
    x = 42,908,473,369,108.57/7,470,245.55
  6. Step 6: Final answer
    x = 5,743,917.40

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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.