Home / 9,906,826.65-13,671,256.29-5,779,257.81

Finding the Fourth Proportional to 9,906,826.65, 13,671,256.29 and 5,779,257.81

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Solution

The fourth proportional to 9,906,826.65, 13,671,256.29 and 5,779,257.81 is: 7,975,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,826.65 : 13,671,256.29 = 5,779,257.81 : x
  2. Step 2: Convert to fraction form
    9,906,826.65/13,671,256.29 = 5,779,257.81/x
  3. Step 3: Cross multiply
    9,906,826.65x = 13,671,256.29 × 5,779,257.81
  4. Step 4: Simplify right side
    9,906,826.65x = 79,009,714,722,963.83
  5. Step 5: Solve for x
    x = 79,009,714,722,963.83/9,906,826.65
  6. Step 6: Final answer
    x = 7,975,279.82

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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.