Home / 14,366,465.28-19,826,140.14-7,840,514.52

Finding the Fourth Proportional to 14,366,465.28, 19,826,140.14 and 7,840,514.52

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Solution

The fourth proportional to 14,366,465.28, 19,826,140.14 and 7,840,514.52 is: 10,820,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,465.28 : 19,826,140.14 = 7,840,514.52 : x
  2. Step 2: Convert to fraction form
    14,366,465.28/19,826,140.14 = 7,840,514.52/x
  3. Step 3: Cross multiply
    14,366,465.28x = 19,826,140.14 × 7,840,514.52
  4. Step 4: Simplify right side
    14,366,465.28x = 155,447,139,643,224.84
  5. Step 5: Solve for x
    x = 155,447,139,643,224.84/14,366,465.28
  6. Step 6: Final answer
    x = 10,820,138.19

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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.