Home / 21,580,711.74-32,370,317.55-5,406,800.22

Finding the Fourth Proportional to 21,580,711.74, 32,370,317.55 and 5,406,800.22

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Solution

The fourth proportional to 21,580,711.74, 32,370,317.55 and 5,406,800.22 is: 8,110,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580,711.74 : 32,370,317.55 = 5,406,800.22 : x
  2. Step 2: Convert to fraction form
    21,580,711.74/32,370,317.55 = 5,406,800.22/x
  3. Step 3: Cross multiply
    21,580,711.74x = 32,370,317.55 × 5,406,800.22
  4. Step 4: Simplify right side
    21,580,711.74x = 175,019,840,050,809.84
  5. Step 5: Solve for x
    x = 175,019,840,050,809.84/21,580,711.74
  6. Step 6: Final answer
    x = 8,110,012.41

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1.5x scale

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.