Home / 14,087,587.60-21,135,920.64-6,413,978.08

Finding the Fourth Proportional to 14,087,587.60, 21,135,920.64 and 6,413,978.08

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Solution

The fourth proportional to 14,087,587.60, 21,135,920.64 and 6,413,978.08 is: 9,623,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087,587.60 : 21,135,920.64 = 6,413,978.08 : x
  2. Step 2: Convert to fraction form
    14,087,587.60/21,135,920.64 = 6,413,978.08/x
  3. Step 3: Cross multiply
    14,087,587.60x = 21,135,920.64 × 6,413,978.08
  4. Step 4: Simplify right side
    14,087,587.60x = 135,565,331,685,579.58
  5. Step 5: Solve for x
    x = 135,565,331,685,579.58/14,087,587.60
  6. Step 6: Final answer
    x = 9,623,033.80

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1.5x scale

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.