Home / 9,910,411.20-14,865,616.80-7,670,923.20

Finding the Fourth Proportional to 9,910,411.20, 14,865,616.80 and 7,670,923.20

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Solution

The fourth proportional to 9,910,411.20, 14,865,616.80 and 7,670,923.20 is: 11,506,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910,411.20 : 14,865,616.80 = 7,670,923.20 : x
  2. Step 2: Convert to fraction form
    9,910,411.20/14,865,616.80 = 7,670,923.20/x
  3. Step 3: Cross multiply
    9,910,411.20x = 14,865,616.80 × 7,670,923.20
  4. Step 4: Simplify right side
    9,910,411.20x = 114,033,004,793,429.77
  5. Step 5: Solve for x
    x = 114,033,004,793,429.77/9,910,411.20
  6. Step 6: Final answer
    x = 11,506,384.80

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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.