Home / 7,762,999.80-10,713,014.03-4,278,465.01

Finding the Fourth Proportional to 7,762,999.80, 10,713,014.03 and 4,278,465.01

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Solution

The fourth proportional to 7,762,999.80, 10,713,014.03 and 4,278,465.01 is: 5,904,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,999.80 : 10,713,014.03 = 4,278,465.01 : x
  2. Step 2: Convert to fraction form
    7,762,999.80/10,713,014.03 = 4,278,465.01/x
  3. Step 3: Cross multiply
    7,762,999.80x = 10,713,014.03 × 4,278,465.01
  4. Step 4: Simplify right side
    7,762,999.80x = 45,835,255,642,820.82
  5. Step 5: Solve for x
    x = 45,835,255,642,820.82/7,762,999.80
  6. Step 6: Final answer
    x = 5,904,322.66

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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.