Home / 74,790,210.60-112,185,315.90-49,260,047.40

Finding the Fourth Proportional to 74,790,210.60, 112,185,315.90 and 49,260,047.40

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Solution

The fourth proportional to 74,790,210.60, 112,185,315.90 and 49,260,047.40 is: 73,890,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,790,210.60 : 112,185,315.90 = 49,260,047.40 : x
  2. Step 2: Convert to fraction form
    74,790,210.60/112,185,315.90 = 49,260,047.40/x
  3. Step 3: Cross multiply
    74,790,210.60x = 112,185,315.90 × 49,260,047.40
  4. Step 4: Simplify right side
    74,790,210.60x = 5,526,253,978,817,974
  5. Step 5: Solve for x
    x = 5,526,253,978,817,974/74,790,210.60
  6. Step 6: Final answer
    x = 73,890,071.10

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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.