Home / 74,732,600.60-112,116,615.60-38,346,606.80

Finding the Fourth Proportional to 74,732,600.60, 112,116,615.60 and 38,346,606.80

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Solution

The fourth proportional to 74,732,600.60, 112,116,615.60 and 38,346,606.80 is: 57,528,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,732,600.60 : 112,116,615.60 = 38,346,606.80 : x
  2. Step 2: Convert to fraction form
    74,732,600.60/112,116,615.60 = 38,346,606.80/x
  3. Step 3: Cross multiply
    74,732,600.60x = 112,116,615.60 × 38,346,606.80
  4. Step 4: Simplify right side
    74,732,600.60x = 4,299,291,774,159,945.50
  5. Step 5: Solve for x
    x = 4,299,291,774,159,945.50/74,732,600.60
  6. Step 6: Final answer
    x = 57,528,999.92

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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.