Home / 47,842,402.40-71,763,603.60-39,339,346.40

Finding the Fourth Proportional to 47,842,402.40, 71,763,603.60 and 39,339,346.40

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Solution

The fourth proportional to 47,842,402.40, 71,763,603.60 and 39,339,346.40 is: 59,009,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,842,402.40 : 71,763,603.60 = 39,339,346.40 : x
  2. Step 2: Convert to fraction form
    47,842,402.40/71,763,603.60 = 39,339,346.40/x
  3. Step 3: Cross multiply
    47,842,402.40x = 71,763,603.60 × 39,339,346.40
  4. Step 4: Simplify right side
    47,842,402.40x = 2,823,133,260,932,686.50
  5. Step 5: Solve for x
    x = 2,823,133,260,932,686.50/47,842,402.40
  6. Step 6: Final answer
    x = 59,009,019.60

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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.