Home / 25,342,598.49-38,017,692.40-9,172,333.16

Finding the Fourth Proportional to 25,342,598.49, 38,017,692.40 and 9,172,333.16

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Solution

The fourth proportional to 25,342,598.49, 38,017,692.40 and 9,172,333.16 is: 13,759,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342,598.49 : 38,017,692.40 = 9,172,333.16 : x
  2. Step 2: Convert to fraction form
    25,342,598.49/38,017,692.40 = 9,172,333.16/x
  3. Step 3: Cross multiply
    25,342,598.49x = 38,017,692.40 × 9,172,333.16
  4. Step 4: Simplify right side
    25,342,598.49x = 348,710,940,667,200
  5. Step 5: Solve for x
    x = 348,710,940,667,200/25,342,598.49
  6. Step 6: Final answer
    x = 13,759,873.16

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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.