Home / 62,190,044.60-85,849,784.64-40,174,281.02

Finding the Fourth Proportional to 62,190,044.60, 85,849,784.64 and 40,174,281.02

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Solution

The fourth proportional to 62,190,044.60, 85,849,784.64 and 40,174,281.02 is: 55,458,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190,044.60 : 85,849,784.64 = 40,174,281.02 : x
  2. Step 2: Convert to fraction form
    62,190,044.60/85,849,784.64 = 40,174,281.02/x
  3. Step 3: Cross multiply
    62,190,044.60x = 85,849,784.64 × 40,174,281.02
  4. Step 4: Simplify right side
    62,190,044.60x = 3,448,953,373,633,840
  5. Step 5: Solve for x
    x = 3,448,953,373,633,840/62,190,044.60
  6. Step 6: Final answer
    x = 55,458,287.51

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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.