Home / 47,258,848.68-65,229,345.48-30,780,036.96

Finding the Fourth Proportional to 47,258,848.68, 65,229,345.48 and 30,780,036.96

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Solution

The fourth proportional to 47,258,848.68, 65,229,345.48 and 30,780,036.96 is: 42,484,354.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,258,848.68 : 65,229,345.48 = 30,780,036.96 : x
  2. Step 2: Convert to fraction form
    47,258,848.68/65,229,345.48 = 30,780,036.96/x
  3. Step 3: Cross multiply
    47,258,848.68x = 65,229,345.48 × 30,780,036.96
  4. Step 4: Simplify right side
    47,258,848.68x = 2,007,761,664,751,009
  5. Step 5: Solve for x
    x = 2,007,761,664,751,009/47,258,848.68
  6. Step 6: Final answer
    x = 42,484,354.16

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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.