Home / 12,361,703.10-18,550,427.85-7,244,123.10

Finding the Fourth Proportional to 12,361,703.10, 18,550,427.85 and 7,244,123.10

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Solution

The fourth proportional to 12,361,703.10, 18,550,427.85 and 7,244,123.10 is: 10,870,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,703.10 : 18,550,427.85 = 7,244,123.10 : x
  2. Step 2: Convert to fraction form
    12,361,703.10/18,550,427.85 = 7,244,123.10/x
  3. Step 3: Cross multiply
    12,361,703.10x = 18,550,427.85 × 7,244,123.10
  4. Step 4: Simplify right side
    12,361,703.10x = 134,381,582,903,068.34
  5. Step 5: Solve for x
    x = 134,381,582,903,068.34/12,361,703.10
  6. Step 6: Final answer
    x = 10,870,798.45

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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.