Home / 18,709,461-28,064,191.50-4,526,037

Finding the Fourth Proportional to 18,709,461, 28,064,191.50 and 4,526,037

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Solution

The fourth proportional to 18,709,461, 28,064,191.50 and 4,526,037 is: 6,789,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,461 : 28,064,191.50 = 4,526,037 : x
  2. Step 2: Convert to fraction form
    18,709,461/28,064,191.50 = 4,526,037/x
  3. Step 3: Cross multiply
    18,709,461x = 28,064,191.50 × 4,526,037
  4. Step 4: Simplify right side
    18,709,461x = 127,019,569,104,085.50
  5. Step 5: Solve for x
    x = 127,019,569,104,085.50/18,709,461
  6. Step 6: Final answer
    x = 6,789,055.50

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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.