Home / 28,826,412.64-39,779,261.40-17,230,369.48

Finding the Fourth Proportional to 28,826,412.64, 39,779,261.40 and 17,230,369.48

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Solution

The fourth proportional to 28,826,412.64, 39,779,261.40 and 17,230,369.48 is: 23,777,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826,412.64 : 39,779,261.40 = 17,230,369.48 : x
  2. Step 2: Convert to fraction form
    28,826,412.64/39,779,261.40 = 17,230,369.48/x
  3. Step 3: Cross multiply
    28,826,412.64x = 39,779,261.40 × 17,230,369.48
  4. Step 4: Simplify right side
    28,826,412.64x = 685,411,371,563,502.12
  5. Step 5: Solve for x
    x = 685,411,371,563,502.12/28,826,412.64
  6. Step 6: Final answer
    x = 23,777,199.76

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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.