Home / 72,005,604.48-99,343,409.55-46,876,271.48

Finding the Fourth Proportional to 72,005,604.48, 99,343,409.55 and 46,876,271.48

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Solution

The fourth proportional to 72,005,604.48, 99,343,409.55 and 46,876,271.48 is: 64,673,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,005,604.48 : 99,343,409.55 = 46,876,271.48 : x
  2. Step 2: Convert to fraction form
    72,005,604.48/99,343,409.55 = 46,876,271.48/x
  3. Step 3: Cross multiply
    72,005,604.48x = 99,343,409.55 × 46,876,271.48
  4. Step 4: Simplify right side
    72,005,604.48x = 4,656,848,635,514,659
  5. Step 5: Solve for x
    x = 4,656,848,635,514,659/72,005,604.48
  6. Step 6: Final answer
    x = 64,673,419.09

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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.