Home / 42,903,952.40-64,355,928.60-38,201,027.60

Finding the Fourth Proportional to 42,903,952.40, 64,355,928.60 and 38,201,027.60

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Solution

The fourth proportional to 42,903,952.40, 64,355,928.60 and 38,201,027.60 is: 57,301,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,903,952.40 : 64,355,928.60 = 38,201,027.60 : x
  2. Step 2: Convert to fraction form
    42,903,952.40/64,355,928.60 = 38,201,027.60/x
  3. Step 3: Cross multiply
    42,903,952.40x = 64,355,928.60 × 38,201,027.60
  4. Step 4: Simplify right side
    42,903,952.40x = 2,458,462,604,672,229.50
  5. Step 5: Solve for x
    x = 2,458,462,604,672,229.50/42,903,952.40
  6. Step 6: Final answer
    x = 57,301,541.40

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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.