Home / 60,482,814.40-90,666,160.80-20,072,497.60

Finding the Fourth Proportional to 60,482,814.40, 90,666,160.80 and 20,072,497.60

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Solution

The fourth proportional to 60,482,814.40, 90,666,160.80 and 20,072,497.60 is: 30,089,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,482,814.40 : 90,666,160.80 = 20,072,497.60 : x
  2. Step 2: Convert to fraction form
    60,482,814.40/90,666,160.80 = 20,072,497.60/x
  3. Step 3: Cross multiply
    60,482,814.40x = 90,666,160.80 × 20,072,497.60
  4. Step 4: Simplify right side
    60,482,814.40x = 1,819,896,295,059,214.25
  5. Step 5: Solve for x
    x = 1,819,896,295,059,214.25/60,482,814.40
  6. Step 6: Final answer
    x = 30,089,477.70

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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.