Home / 21,424,263.74-29,574,530.72-14,464,365.17

Finding the Fourth Proportional to 21,424,263.74, 29,574,530.72 and 14,464,365.17

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Solution

The fourth proportional to 21,424,263.74, 29,574,530.72 and 14,464,365.17 is: 19,966,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424,263.74 : 29,574,530.72 = 14,464,365.17 : x
  2. Step 2: Convert to fraction form
    21,424,263.74/29,574,530.72 = 14,464,365.17/x
  3. Step 3: Cross multiply
    21,424,263.74x = 29,574,530.72 × 14,464,365.17
  4. Step 4: Simplify right side
    21,424,263.74x = 427,776,811,953,751.25
  5. Step 5: Solve for x
    x = 427,776,811,953,751.25/21,424,263.74
  6. Step 6: Final answer
    x = 19,966,931.75

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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.