Home / 61,264,723.60-91,775,779.80-39,714,317.20

Finding the Fourth Proportional to 61,264,723.60, 91,775,779.80 and 39,714,317.20

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Solution

The fourth proportional to 61,264,723.60, 91,775,779.80 and 39,714,317.20 is: 59,492,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,264,723.60 : 91,775,779.80 = 39,714,317.20 : x
  2. Step 2: Convert to fraction form
    61,264,723.60/91,775,779.80 = 39,714,317.20/x
  3. Step 3: Cross multiply
    61,264,723.60x = 91,775,779.80 × 39,714,317.20
  4. Step 4: Simplify right side
    61,264,723.60x = 3,644,812,430,254,552.50
  5. Step 5: Solve for x
    x = 3,644,812,430,254,552.50/61,264,723.60
  6. Step 6: Final answer
    x = 59,492,840.51

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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.