Home / 15,565,123.04-21,485,601.66-9,370,457.96

Finding the Fourth Proportional to 15,565,123.04, 21,485,601.66 and 9,370,457.96

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Solution

The fourth proportional to 15,565,123.04, 21,485,601.66 and 9,370,457.96 is: 12,934,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,123.04 : 21,485,601.66 = 9,370,457.96 : x
  2. Step 2: Convert to fraction form
    15,565,123.04/21,485,601.66 = 9,370,457.96/x
  3. Step 3: Cross multiply
    15,565,123.04x = 21,485,601.66 × 9,370,457.96
  4. Step 4: Simplify right side
    15,565,123.04x = 201,329,927,100,336.22
  5. Step 5: Solve for x
    x = 201,329,927,100,336.22/15,565,123.04
  6. Step 6: Final answer
    x = 12,934,682.66

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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.