Home / 9,732,637.80-13,430,843.82-5,381,907.48

Finding the Fourth Proportional to 9,732,637.80, 13,430,843.82 and 5,381,907.48

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Solution

The fourth proportional to 9,732,637.80, 13,430,843.82 and 5,381,907.48 is: 7,426,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,732,637.80 : 13,430,843.82 = 5,381,907.48 : x
  2. Step 2: Convert to fraction form
    9,732,637.80/13,430,843.82 = 5,381,907.48/x
  3. Step 3: Cross multiply
    9,732,637.80x = 13,430,843.82 × 5,381,907.48
  4. Step 4: Simplify right side
    9,732,637.80x = 72,283,558,817,569.78
  5. Step 5: Solve for x
    x = 72,283,558,817,569.78/9,732,637.80
  6. Step 6: Final answer
    x = 7,426,923.75

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1.5x scale

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.