Home / 14,211,980.20-19,618,937.54-9,062,263.72

Finding the Fourth Proportional to 14,211,980.20, 19,618,937.54 and 9,062,263.72

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Solution

The fourth proportional to 14,211,980.20, 19,618,937.54 and 9,062,263.72 is: 12,510,007.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,980.20 : 19,618,937.54 = 9,062,263.72 : x
  2. Step 2: Convert to fraction form
    14,211,980.20/19,618,937.54 = 9,062,263.72/x
  3. Step 3: Cross multiply
    14,211,980.20x = 19,618,937.54 × 9,062,263.72
  4. Step 4: Simplify right side
    14,211,980.20x = 177,791,985,893,688.06
  5. Step 5: Solve for x
    x = 177,791,985,893,688.06/14,211,980.20
  6. Step 6: Final answer
    x = 12,510,007.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.