Home / 53,196,689.86-79,619,216.32-48,416,378.08

Finding the Fourth Proportional to 53,196,689.86, 79,619,216.32 and 48,416,378.08

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Solution

The fourth proportional to 53,196,689.86, 79,619,216.32 and 48,416,378.08 is: 72,464,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196,689.86 : 79,619,216.32 = 48,416,378.08 : x
  2. Step 2: Convert to fraction form
    53,196,689.86/79,619,216.32 = 48,416,378.08/x
  3. Step 3: Cross multiply
    53,196,689.86x = 79,619,216.32 × 48,416,378.08
  4. Step 4: Simplify right side
    53,196,689.86x = 3,854,874,079,782,426
  5. Step 5: Solve for x
    x = 3,854,874,079,782,426/53,196,689.86
  6. Step 6: Final answer
    x = 72,464,547.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.