Home / 55,011,201.80-82,516,802.70-49,909,368.20

Finding the Fourth Proportional to 55,011,201.80, 82,516,802.70 and 49,909,368.20

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Solution

The fourth proportional to 55,011,201.80, 82,516,802.70 and 49,909,368.20 is: 74,864,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011,201.80 : 82,516,802.70 = 49,909,368.20 : x
  2. Step 2: Convert to fraction form
    55,011,201.80/82,516,802.70 = 49,909,368.20/x
  3. Step 3: Cross multiply
    55,011,201.80x = 82,516,802.70 × 49,909,368.20
  4. Step 4: Simplify right side
    55,011,201.80x = 4,118,361,488,641,054.50
  5. Step 5: Solve for x
    x = 4,118,361,488,641,054.50/55,011,201.80
  6. Step 6: Final answer
    x = 74,864,052.30

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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.