Home / 60,417,930.80-90,626,896.20-54,371,313.20

Finding the Fourth Proportional to 60,417,930.80, 90,626,896.20 and 54,371,313.20

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Solution

The fourth proportional to 60,417,930.80, 90,626,896.20 and 54,371,313.20 is: 81,556,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,417,930.80 : 90,626,896.20 = 54,371,313.20 : x
  2. Step 2: Convert to fraction form
    60,417,930.80/90,626,896.20 = 54,371,313.20/x
  3. Step 3: Cross multiply
    60,417,930.80x = 90,626,896.20 × 54,371,313.20
  4. Step 4: Simplify right side
    60,417,930.80x = 4,927,503,357,634,090
  5. Step 5: Solve for x
    x = 4,927,503,357,634,090/60,417,930.80
  6. Step 6: Final answer
    x = 81,556,969.80

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1.5x scale

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.