Home / 25,302,315.40-37,953,478.14-9,128,261.32

Finding the Fourth Proportional to 25,302,315.40, 37,953,478.14 and 9,128,261.32

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Solution

The fourth proportional to 25,302,315.40, 37,953,478.14 and 9,128,261.32 is: 13,692,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302,315.40 : 37,953,478.14 = 9,128,261.32 : x
  2. Step 2: Convert to fraction form
    25,302,315.40/37,953,478.14 = 9,128,261.32/x
  3. Step 3: Cross multiply
    25,302,315.40x = 37,953,478.14 × 9,128,261.32
  4. Step 4: Simplify right side
    25,302,315.40x = 346,449,266,464,827.56
  5. Step 5: Solve for x
    x = 346,449,266,464,827.56/25,302,315.40
  6. Step 6: Final answer
    x = 13,692,393.80

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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.