Home / 30,166,552.16-45,249,921.12-7,447,451.84

Finding the Fourth Proportional to 30,166,552.16, 45,249,921.12 and 7,447,451.84

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Solution

The fourth proportional to 30,166,552.16, 45,249,921.12 and 7,447,451.84 is: 11,171,200.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,552.16 : 45,249,921.12 = 7,447,451.84 : x
  2. Step 2: Convert to fraction form
    30,166,552.16/45,249,921.12 = 7,447,451.84/x
  3. Step 3: Cross multiply
    30,166,552.16x = 45,249,921.12 × 7,447,451.84
  4. Step 4: Simplify right side
    30,166,552.16x = 336,996,608,304,998.81
  5. Step 5: Solve for x
    x = 336,996,608,304,998.81/30,166,552.16
  6. Step 6: Final answer
    x = 11,171,200.69

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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.