Home / 19,683,670.80-29,525,506.20-17,888,581.20

Finding the Fourth Proportional to 19,683,670.80, 29,525,506.20 and 17,888,581.20

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Solution

The fourth proportional to 19,683,670.80, 29,525,506.20 and 17,888,581.20 is: 26,832,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,670.80 : 29,525,506.20 = 17,888,581.20 : x
  2. Step 2: Convert to fraction form
    19,683,670.80/29,525,506.20 = 17,888,581.20/x
  3. Step 3: Cross multiply
    19,683,670.80x = 29,525,506.20 × 17,888,581.20
  4. Step 4: Simplify right side
    19,683,670.80x = 528,169,415,129,803.38
  5. Step 5: Solve for x
    x = 528,169,415,129,803.38/19,683,670.80
  6. Step 6: Final answer
    x = 26,832,871.80

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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.