Home / 30,697,995.60-46,038,974.40-9,126,788.40

Finding the Fourth Proportional to 30,697,995.60, 46,038,974.40 and 9,126,788.40

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Solution

The fourth proportional to 30,697,995.60, 46,038,974.40 and 9,126,788.40 is: 13,687,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,697,995.60 : 46,038,974.40 = 9,126,788.40 : x
  2. Step 2: Convert to fraction form
    30,697,995.60/46,038,974.40 = 9,126,788.40/x
  3. Step 3: Cross multiply
    30,697,995.60x = 46,038,974.40 × 9,126,788.40
  4. Step 4: Simplify right side
    30,697,995.60x = 420,187,977,501,816.94
  5. Step 5: Solve for x
    x = 420,187,977,501,816.94/30,697,995.60
  6. Step 6: Final answer
    x = 13,687,798.48

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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.