Home / 9,970,109.60-14,955,164.40-8,535,218.90

Finding the Fourth Proportional to 9,970,109.60, 14,955,164.40 and 8,535,218.90

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Solution

The fourth proportional to 9,970,109.60, 14,955,164.40 and 8,535,218.90 is: 12,802,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,109.60 : 14,955,164.40 = 8,535,218.90 : x
  2. Step 2: Convert to fraction form
    9,970,109.60/14,955,164.40 = 8,535,218.90/x
  3. Step 3: Cross multiply
    9,970,109.60x = 14,955,164.40 × 8,535,218.90
  4. Step 4: Simplify right side
    9,970,109.60x = 127,645,601,839,487.17
  5. Step 5: Solve for x
    x = 127,645,601,839,487.17/9,970,109.60
  6. Step 6: Final answer
    x = 12,802,828.35

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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.