Home / 9,708,085.41-13,399,450.65-5,580,510.83

Finding the Fourth Proportional to 9,708,085.41, 13,399,450.65 and 5,580,510.83

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Solution

The fourth proportional to 9,708,085.41, 13,399,450.65 and 5,580,510.83 is: 7,702,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,085.41 : 13,399,450.65 = 5,580,510.83 : x
  2. Step 2: Convert to fraction form
    9,708,085.41/13,399,450.65 = 5,580,510.83/x
  3. Step 3: Cross multiply
    9,708,085.41x = 13,399,450.65 × 5,580,510.83
  4. Step 4: Simplify right side
    9,708,085.41x = 74,775,779,501,874.16
  5. Step 5: Solve for x
    x = 74,775,779,501,874.16/9,708,085.41
  6. Step 6: Final answer
    x = 7,702,422.91

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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.