Home / 14,666,596.09-20,240,848.42-8,140,225.87

Finding the Fourth Proportional to 14,666,596.09, 20,240,848.42 and 8,140,225.87

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Solution

The fourth proportional to 14,666,596.09, 20,240,848.42 and 8,140,225.87 is: 11,234,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,596.09 : 20,240,848.42 = 8,140,225.87 : x
  2. Step 2: Convert to fraction form
    14,666,596.09/20,240,848.42 = 8,140,225.87/x
  3. Step 3: Cross multiply
    14,666,596.09x = 20,240,848.42 × 8,140,225.87
  4. Step 4: Simplify right side
    14,666,596.09x = 164,765,077,830,332.41
  5. Step 5: Solve for x
    x = 164,765,077,830,332.41/14,666,596.09
  6. Step 6: Final answer
    x = 11,234,036.64

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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.