Home / 9,787,962.40-14,681,943.60-5,308,986.40

Finding the Fourth Proportional to 9,787,962.40, 14,681,943.60 and 5,308,986.40

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Solution

The fourth proportional to 9,787,962.40, 14,681,943.60 and 5,308,986.40 is: 7,963,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,962.40 : 14,681,943.60 = 5,308,986.40 : x
  2. Step 2: Convert to fraction form
    9,787,962.40/14,681,943.60 = 5,308,986.40/x
  3. Step 3: Cross multiply
    9,787,962.40x = 14,681,943.60 × 5,308,986.40
  4. Step 4: Simplify right side
    9,787,962.40x = 77,946,238,897,967.05
  5. Step 5: Solve for x
    x = 77,946,238,897,967.05/9,787,962.40
  6. Step 6: Final answer
    x = 7,963,479.60

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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.