Home / 12,148,521-16,765,308.90-6,716,362.92

Finding the Fourth Proportional to 12,148,521, 16,765,308.90 and 6,716,362.92

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Solution

The fourth proportional to 12,148,521, 16,765,308.90 and 6,716,362.92 is: 9,268,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,521 : 16,765,308.90 = 6,716,362.92 : x
  2. Step 2: Convert to fraction form
    12,148,521/16,765,308.90 = 6,716,362.92/x
  3. Step 3: Cross multiply
    12,148,521x = 16,765,308.90 × 6,716,362.92
  4. Step 4: Simplify right side
    12,148,521x = 112,601,899,038,305.98
  5. Step 5: Solve for x
    x = 112,601,899,038,305.98/12,148,521
  6. Step 6: Final answer
    x = 9,268,774.28

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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.