Home / 19,304,139.60-28,960,097.40-5,657,259.60

Finding the Fourth Proportional to 19,304,139.60, 28,960,097.40 and 5,657,259.60

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Solution

The fourth proportional to 19,304,139.60, 28,960,097.40 and 5,657,259.60 is: 8,487,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304,139.60 : 28,960,097.40 = 5,657,259.60 : x
  2. Step 2: Convert to fraction form
    19,304,139.60/28,960,097.40 = 5,657,259.60/x
  3. Step 3: Cross multiply
    19,304,139.60x = 28,960,097.40 × 5,657,259.60
  4. Step 4: Simplify right side
    19,304,139.60x = 163,834,789,033,085.03
  5. Step 5: Solve for x
    x = 163,834,789,033,085.03/19,304,139.60
  6. Step 6: Final answer
    x = 8,487,028.81

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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.