Home / 65,816,459.96-90,829,569.80-36,447,792.52

Finding the Fourth Proportional to 65,816,459.96, 90,829,569.80 and 36,447,792.52

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Solution

The fourth proportional to 65,816,459.96, 90,829,569.80 and 36,447,792.52 is: 50,299,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,816,459.96 : 90,829,569.80 = 36,447,792.52 : x
  2. Step 2: Convert to fraction form
    65,816,459.96/90,829,569.80 = 36,447,792.52/x
  3. Step 3: Cross multiply
    65,816,459.96x = 90,829,569.80 × 36,447,792.52
  4. Step 4: Simplify right side
    65,816,459.96x = 3,310,537,314,751,258
  5. Step 5: Solve for x
    x = 3,310,537,314,751,258/65,816,459.96
  6. Step 6: Final answer
    x = 50,299,534.75

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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.