Home / 14,457,867.60-21,686,801.40-7,963,352.40

Finding the Fourth Proportional to 14,457,867.60, 21,686,801.40 and 7,963,352.40

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Solution

The fourth proportional to 14,457,867.60, 21,686,801.40 and 7,963,352.40 is: 11,945,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457,867.60 : 21,686,801.40 = 7,963,352.40 : x
  2. Step 2: Convert to fraction form
    14,457,867.60/21,686,801.40 = 7,963,352.40/x
  3. Step 3: Cross multiply
    14,457,867.60x = 21,686,801.40 × 7,963,352.40
  4. Step 4: Simplify right side
    14,457,867.60x = 172,699,641,977,013.34
  5. Step 5: Solve for x
    x = 172,699,641,977,013.34/14,457,867.60
  6. Step 6: Final answer
    x = 11,945,028.60

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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.