Home / 21,424,562.19-29,574,943.85-14,464,668.38

Finding the Fourth Proportional to 21,424,562.19, 29,574,943.85 and 14,464,668.38

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Solution

The fourth proportional to 21,424,562.19, 29,574,943.85 and 14,464,668.38 is: 19,967,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424,562.19 : 29,574,943.85 = 14,464,668.38 : x
  2. Step 2: Convert to fraction form
    21,424,562.19/29,574,943.85 = 14,464,668.38/x
  3. Step 3: Cross multiply
    21,424,562.19x = 29,574,943.85 × 14,464,668.38
  4. Step 4: Simplify right side
    21,424,562.19x = 427,791,755,035,657.38
  5. Step 5: Solve for x
    x = 427,791,755,035,657.38/21,424,562.19
  6. Step 6: Final answer
    x = 19,967,351.08

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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.