Home / 9,388,777.64-12,956,833.51-5,258,985.35

Finding the Fourth Proportional to 9,388,777.64, 12,956,833.51 and 5,258,985.35

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Solution

The fourth proportional to 9,388,777.64, 12,956,833.51 and 5,258,985.35 is: 7,257,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388,777.64 : 12,956,833.51 = 5,258,985.35 : x
  2. Step 2: Convert to fraction form
    9,388,777.64/12,956,833.51 = 5,258,985.35/x
  3. Step 3: Cross multiply
    9,388,777.64x = 12,956,833.51 × 5,258,985.35
  4. Step 4: Simplify right side
    9,388,777.64x = 68,139,797,533,547.45
  5. Step 5: Solve for x
    x = 68,139,797,533,547.45/9,388,777.64
  6. Step 6: Final answer
    x = 7,257,579.23

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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.