Home / 56,586,817-78,089,808.27-30,832,705

Finding the Fourth Proportional to 56,586,817, 78,089,808.27 and 30,832,705

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Solution

The fourth proportional to 56,586,817, 78,089,808.27 and 30,832,705 is: 42,549,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,586,817 : 78,089,808.27 = 30,832,705 : x
  2. Step 2: Convert to fraction form
    56,586,817/78,089,808.27 = 30,832,705/x
  3. Step 3: Cross multiply
    56,586,817x = 78,089,808.27 × 30,832,705
  4. Step 4: Simplify right side
    56,586,817x = 2,407,720,021,895,470
  5. Step 5: Solve for x
    x = 2,407,720,021,895,470/56,586,817
  6. Step 6: Final answer
    x = 42,549,133.34

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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.