Home / 48,317,891.92-72,467,482.28-18,774,030.40

Finding the Fourth Proportional to 48,317,891.92, 72,467,482.28 and 18,774,030.40

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Solution

The fourth proportional to 48,317,891.92, 72,467,482.28 and 18,774,030.40 is: 28,157,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317,891.92 : 72,467,482.28 = 18,774,030.40 : x
  2. Step 2: Convert to fraction form
    48,317,891.92/72,467,482.28 = 18,774,030.40/x
  3. Step 3: Cross multiply
    48,317,891.92x = 72,467,482.28 × 18,774,030.40
  4. Step 4: Simplify right side
    48,317,891.92x = 1,360,506,715,336,181.25
  5. Step 5: Solve for x
    x = 1,360,506,715,336,181.25/48,317,891.92
  6. Step 6: Final answer
    x = 28,157,410.46

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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.