Home / 19,149,317.12-26,426,027.48-10,447,490.51

Finding the Fourth Proportional to 19,149,317.12, 26,426,027.48 and 10,447,490.51

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Solution

The fourth proportional to 19,149,317.12, 26,426,027.48 and 10,447,490.51 is: 14,417,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,317.12 : 26,426,027.48 = 10,447,490.51 : x
  2. Step 2: Convert to fraction form
    19,149,317.12/26,426,027.48 = 10,447,490.51/x
  3. Step 3: Cross multiply
    19,149,317.12x = 26,426,027.48 × 10,447,490.51
  4. Step 4: Simplify right side
    19,149,317.12x = 276,085,671,208,287.84
  5. Step 5: Solve for x
    x = 276,085,671,208,287.84/19,149,317.12
  6. Step 6: Final answer
    x = 14,417,520.45

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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.