Home / 25,488,086.72-35,173,376.16-13,885,646.72

Finding the Fourth Proportional to 25,488,086.72, 35,173,376.16 and 13,885,646.72

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Solution

The fourth proportional to 25,488,086.72, 35,173,376.16 and 13,885,646.72 is: 19,162,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488,086.72 : 35,173,376.16 = 13,885,646.72 : x
  2. Step 2: Convert to fraction form
    25,488,086.72/35,173,376.16 = 13,885,646.72/x
  3. Step 3: Cross multiply
    25,488,086.72x = 35,173,376.16 × 13,885,646.72
  4. Step 4: Simplify right side
    25,488,086.72x = 488,405,075,307,430.19
  5. Step 5: Solve for x
    x = 488,405,075,307,430.19/25,488,086.72
  6. Step 6: Final answer
    x = 19,162,092.50

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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.