Home / 13,593,856.83-18,759,600.45-7,398,888.81

Finding the Fourth Proportional to 13,593,856.83, 18,759,600.45 and 7,398,888.81

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Solution

The fourth proportional to 13,593,856.83, 18,759,600.45 and 7,398,888.81 is: 10,210,509.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,856.83 : 18,759,600.45 = 7,398,888.81 : x
  2. Step 2: Convert to fraction form
    13,593,856.83/18,759,600.45 = 7,398,888.81/x
  3. Step 3: Cross multiply
    13,593,856.83x = 18,759,600.45 × 7,398,888.81
  4. Step 4: Simplify right side
    13,593,856.83x = 138,800,197,849,575.95
  5. Step 5: Solve for x
    x = 138,800,197,849,575.95/13,593,856.83
  6. Step 6: Final answer
    x = 10,210,509.03

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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.