Home / 14,368,246.72-19,828,025.28-7,841,823.18

Finding the Fourth Proportional to 14,368,246.72, 19,828,025.28 and 7,841,823.18

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Solution

The fourth proportional to 14,368,246.72, 19,828,025.28 and 7,841,823.18 is: 10,821,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,246.72 : 19,828,025.28 = 7,841,823.18 : x
  2. Step 2: Convert to fraction form
    14,368,246.72/19,828,025.28 = 7,841,823.18/x
  3. Step 3: Cross multiply
    14,368,246.72x = 19,828,025.28 × 7,841,823.18
  4. Step 4: Simplify right side
    14,368,246.72x = 155,487,868,254,330
  5. Step 5: Solve for x
    x = 155,487,868,254,330/14,368,246.72
  6. Step 6: Final answer
    x = 10,821,631.29

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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.