Home / 64,958,141.16-97,438,792.86-21,827,969.64

Finding the Fourth Proportional to 64,958,141.16, 97,438,792.86 and 21,827,969.64

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Solution

The fourth proportional to 64,958,141.16, 97,438,792.86 and 21,827,969.64 is: 32,742,485.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,958,141.16 : 97,438,792.86 = 21,827,969.64 : x
  2. Step 2: Convert to fraction form
    64,958,141.16/97,438,792.86 = 21,827,969.64/x
  3. Step 3: Cross multiply
    64,958,141.16x = 97,438,792.86 × 21,827,969.64
  4. Step 4: Simplify right side
    64,958,141.16x = 2,126,891,012,306,328.75
  5. Step 5: Solve for x
    x = 2,126,891,012,306,328.75/64,958,141.16
  6. Step 6: Final answer
    x = 32,742,485.77

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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.