Home / 13,248,032.70-19,872,049.05-6,870,740.70

Finding the Fourth Proportional to 13,248,032.70, 19,872,049.05 and 6,870,740.70

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Solution

The fourth proportional to 13,248,032.70, 19,872,049.05 and 6,870,740.70 is: 10,306,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,032.70 : 19,872,049.05 = 6,870,740.70 : x
  2. Step 2: Convert to fraction form
    13,248,032.70/19,872,049.05 = 6,870,740.70/x
  3. Step 3: Cross multiply
    13,248,032.70x = 19,872,049.05 × 6,870,740.70
  4. Step 4: Simplify right side
    13,248,032.70x = 136,535,696,200,231.34
  5. Step 5: Solve for x
    x = 136,535,696,200,231.34/13,248,032.70
  6. Step 6: Final answer
    x = 10,306,111.05

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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.