Home / 8,887,600.09-12,265,885.55-5,020,370.31

Finding the Fourth Proportional to 8,887,600.09, 12,265,885.55 and 5,020,370.31

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Solution

The fourth proportional to 8,887,600.09, 12,265,885.55 and 5,020,370.31 is: 6,928,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,600.09 : 12,265,885.55 = 5,020,370.31 : x
  2. Step 2: Convert to fraction form
    8,887,600.09/12,265,885.55 = 5,020,370.31/x
  3. Step 3: Cross multiply
    8,887,600.09x = 12,265,885.55 × 5,020,370.31
  4. Step 4: Simplify right side
    8,887,600.09x = 61,579,287,615,976.16
  5. Step 5: Solve for x
    x = 61,579,287,615,976.16/8,887,600.09
  6. Step 6: Final answer
    x = 6,928,674.45

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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.