Home / 9,178,245.51-12,666,004.04-5,048,699.70

Finding the Fourth Proportional to 9,178,245.51, 12,666,004.04 and 5,048,699.70

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Solution

The fourth proportional to 9,178,245.51, 12,666,004.04 and 5,048,699.70 is: 6,967,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,245.51 : 12,666,004.04 = 5,048,699.70 : x
  2. Step 2: Convert to fraction form
    9,178,245.51/12,666,004.04 = 5,048,699.70/x
  3. Step 3: Cross multiply
    9,178,245.51x = 12,666,004.04 × 5,048,699.70
  4. Step 4: Simplify right side
    9,178,245.51x = 63,946,850,708,373.27
  5. Step 5: Solve for x
    x = 63,946,850,708,373.27/9,178,245.51
  6. Step 6: Final answer
    x = 6,967,219.46

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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.