Home / 7,768,477.27-10,720,263.90-4,283,814.16

Finding the Fourth Proportional to 7,768,477.27, 10,720,263.90 and 4,283,814.16

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Solution

The fourth proportional to 7,768,477.27, 10,720,263.90 and 4,283,814.16 is: 5,911,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,477.27 : 10,720,263.90 = 4,283,814.16 : x
  2. Step 2: Convert to fraction form
    7,768,477.27/10,720,263.90 = 4,283,814.16/x
  3. Step 3: Cross multiply
    7,768,477.27x = 10,720,263.90 × 4,283,814.16
  4. Step 4: Simplify right side
    7,768,477.27x = 45,923,618,293,756.83
  5. Step 5: Solve for x
    x = 45,923,618,293,756.83/7,768,477.27
  6. Step 6: Final answer
    x = 5,911,534.10

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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.