Home / 56,586,818-78,089,809.66-30,832,706

Finding the Fourth Proportional to 56,586,818, 78,089,809.66 and 30,832,706

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Solution

The fourth proportional to 56,586,818, 78,089,809.66 and 30,832,706 is: 42,549,134.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,586,818 : 78,089,809.66 = 30,832,706 : x
  2. Step 2: Convert to fraction form
    56,586,818/78,089,809.66 = 30,832,706/x
  3. Step 3: Cross multiply
    56,586,818x = 78,089,809.66 × 30,832,706
  4. Step 4: Simplify right side
    56,586,818x = 2,407,720,142,842,740
  5. Step 5: Solve for x
    x = 2,407,720,142,842,740/56,586,818
  6. Step 6: Final answer
    x = 42,549,134.73

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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.