Home / 13,248,003.70-19,872,661.65-6,870,711.70

Finding the Fourth Proportional to 13,248,003.70, 19,872,661.65 and 6,870,711.70

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Solution

The fourth proportional to 13,248,003.70, 19,872,661.65 and 6,870,711.70 is: 10,306,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,003.70 : 19,872,661.65 = 6,870,711.70 : x
  2. Step 2: Convert to fraction form
    13,248,003.70/19,872,661.65 = 6,870,711.70/x
  3. Step 3: Cross multiply
    13,248,003.70x = 19,872,661.65 × 6,870,711.70
  4. Step 4: Simplify right side
    13,248,003.70x = 136,539,328,908,796.30
  5. Step 5: Solve for x
    x = 136,539,328,908,796.30/13,248,003.70
  6. Step 6: Final answer
    x = 10,306,407.82

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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.