Home / 14,164,047.55-21,218,077.73-7,762,844.35

Finding the Fourth Proportional to 14,164,047.55, 21,218,077.73 and 7,762,844.35

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Solution

The fourth proportional to 14,164,047.55, 21,218,077.73 and 7,762,844.35 is: 11,628,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164,047.55 : 21,218,077.73 = 7,762,844.35 : x
  2. Step 2: Convert to fraction form
    14,164,047.55/21,218,077.73 = 7,762,844.35/x
  3. Step 3: Cross multiply
    14,164,047.55x = 21,218,077.73 × 7,762,844.35
  4. Step 4: Simplify right side
    14,164,047.55x = 164,712,634,785,377.09
  5. Step 5: Solve for x
    x = 164,712,634,785,377.09/14,164,047.55
  6. Step 6: Final answer
    x = 11,628,924.16

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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.