Home / 48,615,348.60-72,825,045.30-30,363,521.40

Finding the Fourth Proportional to 48,615,348.60, 72,825,045.30 and 30,363,521.40

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Solution

The fourth proportional to 48,615,348.60, 72,825,045.30 and 30,363,521.40 is: 45,484,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,615,348.60 : 72,825,045.30 = 30,363,521.40 : x
  2. Step 2: Convert to fraction form
    48,615,348.60/72,825,045.30 = 30,363,521.40/x
  3. Step 3: Cross multiply
    48,615,348.60x = 72,825,045.30 × 30,363,521.40
  4. Step 4: Simplify right side
    48,615,348.60x = 2,211,224,821,422,519.25
  5. Step 5: Solve for x
    x = 2,211,224,821,422,519.25/48,615,348.60
  6. Step 6: Final answer
    x = 45,484,088.57

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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.