Home / 20,011,051.64-30,019,560.67-6,364,643.22

Finding the Fourth Proportional to 20,011,051.64, 30,019,560.67 and 6,364,643.22

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Solution

The fourth proportional to 20,011,051.64, 30,019,560.67 and 6,364,643.22 is: 9,547,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011,051.64 : 30,019,560.67 = 6,364,643.22 : x
  2. Step 2: Convert to fraction form
    20,011,051.64/30,019,560.67 = 6,364,643.22/x
  3. Step 3: Cross multiply
    20,011,051.64x = 30,019,560.67 × 6,364,643.22
  4. Step 4: Simplify right side
    20,011,051.64x = 191,063,793,293,649.97
  5. Step 5: Solve for x
    x = 191,063,793,293,649.97/20,011,051.64
  6. Step 6: Final answer
    x = 9,547,913.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.