Home / 7,111,292.38-10,666,943.76-1,719,948.00

Finding the Fourth Proportional to 7,111,292.38, 10,666,943.76 and 1,719,948.00

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Solution

The fourth proportional to 7,111,292.38, 10,666,943.76 and 1,719,948.00 is: 2,579,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,292.38 : 10,666,943.76 = 1,719,948.00 : x
  2. Step 2: Convert to fraction form
    7,111,292.38/10,666,943.76 = 1,719,948.00/x
  3. Step 3: Cross multiply
    7,111,292.38x = 10,666,943.76 × 1,719,948.00
  4. Step 4: Simplify right side
    7,111,292.38x = 18,346,588,602,574.55
  5. Step 5: Solve for x
    x = 18,346,588,602,574.55/7,111,292.38
  6. Step 6: Final answer
    x = 2,579,923.26

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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.