Home / 15,628,000.86-21,566,641.19-8,752,482.92

Finding the Fourth Proportional to 15,628,000.86, 21,566,641.19 and 8,752,482.92

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Solution

The fourth proportional to 15,628,000.86, 21,566,641.19 and 8,752,482.92 is: 12,078,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,000.86 : 21,566,641.19 = 8,752,482.92 : x
  2. Step 2: Convert to fraction form
    15,628,000.86/21,566,641.19 = 8,752,482.92/x
  3. Step 3: Cross multiply
    15,628,000.86x = 21,566,641.19 × 8,752,482.92
  4. Step 4: Simplify right side
    15,628,000.86x = 188,761,658,657,243.50
  5. Step 5: Solve for x
    x = 188,761,658,657,243.50/15,628,000.86
  6. Step 6: Final answer
    x = 12,078,426.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.