Home / 9,199,509.45-12,695,407.02-5,069,688.75

Finding the Fourth Proportional to 9,199,509.45, 12,695,407.02 and 5,069,688.75

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Solution

The fourth proportional to 9,199,509.45, 12,695,407.02 and 5,069,688.75 is: 6,996,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199,509.45 : 12,695,407.02 = 5,069,688.75 : x
  2. Step 2: Convert to fraction form
    9,199,509.45/12,695,407.02 = 5,069,688.75/x
  3. Step 3: Cross multiply
    9,199,509.45x = 12,695,407.02 × 5,069,688.75
  4. Step 4: Simplify right side
    9,199,509.45x = 64,361,762,145,965.02
  5. Step 5: Solve for x
    x = 64,361,762,145,965.02/9,199,509.45
  6. Step 6: Final answer
    x = 6,996,216.75

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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.