Home / 15,727,548,965.34-21,704,016,742.01-8,493,595,746.24

Finding the Fourth Proportional to 15,727,548,965.34, 21,704,016,742.01 and 8,493,595,746.24

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Solution

The fourth proportional to 15,727,548,965.34, 21,704,016,742.01 and 8,493,595,746.24 is: 11,721,161,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727,548,965.34 : 21,704,016,742.01 = 8,493,595,746.24 : x
  2. Step 2: Convert to fraction form
    15,727,548,965.34/21,704,016,742.01 = 8,493,595,746.24/x
  3. Step 3: Cross multiply
    15,727,548,965.34x = 21,704,016,742.01 × 8,493,595,746.24
  4. Step 4: Simplify right side
    15,727,548,965.34x = 184,345,144,276,331,855,872
  5. Step 5: Solve for x
    x = 184,345,144,276,331,855,872/15,727,548,965.34
  6. Step 6: Final answer
    x = 11,721,161,681.49

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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.