Home / 9,645,916.65-13,311,312.42-5,295,076.98

Finding the Fourth Proportional to 9,645,916.65, 13,311,312.42 and 5,295,076.98

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Solution

The fourth proportional to 9,645,916.65, 13,311,312.42 and 5,295,076.98 is: 7,307,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645,916.65 : 13,311,312.42 = 5,295,076.98 : x
  2. Step 2: Convert to fraction form
    9,645,916.65/13,311,312.42 = 5,295,076.98/x
  3. Step 3: Cross multiply
    9,645,916.65x = 13,311,312.42 × 5,295,076.98
  4. Step 4: Simplify right side
    9,645,916.65x = 70,484,423,968,730.09
  5. Step 5: Solve for x
    x = 70,484,423,968,730.09/9,645,916.65
  6. Step 6: Final answer
    x = 7,307,177.38

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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.