Home / 49,008,009.60-73,512,014.40-46,656,547.20

Finding the Fourth Proportional to 49,008,009.60, 73,512,014.40 and 46,656,547.20

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Solution

The fourth proportional to 49,008,009.60, 73,512,014.40 and 46,656,547.20 is: 69,984,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,008,009.60 : 73,512,014.40 = 46,656,547.20 : x
  2. Step 2: Convert to fraction form
    49,008,009.60/73,512,014.40 = 46,656,547.20/x
  3. Step 3: Cross multiply
    49,008,009.60x = 73,512,014.40 × 46,656,547.20
  4. Step 4: Simplify right side
    49,008,009.60x = 3,429,816,769,620,680
  5. Step 5: Solve for x
    x = 3,429,816,769,620,680/49,008,009.60
  6. Step 6: Final answer
    x = 69,984,820.80

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1.5x scale

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.