Home / 9,828,780.62-13,564,179.10-5,477,898.08

Finding the Fourth Proportional to 9,828,780.62, 13,564,179.10 and 5,477,898.08

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Solution

The fourth proportional to 9,828,780.62, 13,564,179.10 and 5,477,898.08 is: 7,559,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828,780.62 : 13,564,179.10 = 5,477,898.08 : x
  2. Step 2: Convert to fraction form
    9,828,780.62/13,564,179.10 = 5,477,898.08/x
  3. Step 3: Cross multiply
    9,828,780.62x = 13,564,179.10 × 5,477,898.08
  4. Step 4: Simplify right side
    9,828,780.62x = 74,303,190,689,423.94
  5. Step 5: Solve for x
    x = 74,303,190,689,423.94/9,828,780.62
  6. Step 6: Final answer
    x = 7,559,756.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.