Home / 14,281,646.94-19,708,601.40-7,755,218.28

Finding the Fourth Proportional to 14,281,646.94, 19,708,601.40 and 7,755,218.28

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Solution

The fourth proportional to 14,281,646.94, 19,708,601.40 and 7,755,218.28 is: 10,702,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281,646.94 : 19,708,601.40 = 7,755,218.28 : x
  2. Step 2: Convert to fraction form
    14,281,646.94/19,708,601.40 = 7,755,218.28/x
  3. Step 3: Cross multiply
    14,281,646.94x = 19,708,601.40 × 7,755,218.28
  4. Step 4: Simplify right side
    14,281,646.94x = 152,844,505,850,513.59
  5. Step 5: Solve for x
    x = 152,844,505,850,513.59/14,281,646.94
  6. Step 6: Final answer
    x = 10,702,162.47

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1.5x scale

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.