Home / 31,549,846.40-43,538,788-17,063,158.40

Finding the Fourth Proportional to 31,549,846.40, 43,538,788 and 17,063,158.40

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Solution

The fourth proportional to 31,549,846.40, 43,538,788 and 17,063,158.40 is: 23,547,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,846.40 : 43,538,788 = 17,063,158.40 : x
  2. Step 2: Convert to fraction form
    31,549,846.40/43,538,788 = 17,063,158.40/x
  3. Step 3: Cross multiply
    31,549,846.40x = 43,538,788 × 17,063,158.40
  4. Step 4: Simplify right side
    31,549,846.40x = 742,909,236,188,019.12
  5. Step 5: Solve for x
    x = 742,909,236,188,019.12/31,549,846.40
  6. Step 6: Final answer
    x = 23,547,158.57

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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.