Home / 19,928,045.70-29,892,068.55-6,464,873.70

Finding the Fourth Proportional to 19,928,045.70, 29,892,068.55 and 6,464,873.70

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Solution

The fourth proportional to 19,928,045.70, 29,892,068.55 and 6,464,873.70 is: 9,697,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,045.70 : 29,892,068.55 = 6,464,873.70 : x
  2. Step 2: Convert to fraction form
    19,928,045.70/29,892,068.55 = 6,464,873.70/x
  3. Step 3: Cross multiply
    19,928,045.70x = 29,892,068.55 × 6,464,873.70
  4. Step 4: Simplify right side
    19,928,045.70x = 193,248,447,807,492.16
  5. Step 5: Solve for x
    x = 193,248,447,807,492.16/19,928,045.70
  6. Step 6: Final answer
    x = 9,697,310.55

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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.