Home / 69,549,110.70-104,319,000.45-18,430,032.30

Finding the Fourth Proportional to 69,549,110.70, 104,319,000.45 and 18,430,032.30

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Solution

The fourth proportional to 69,549,110.70, 104,319,000.45 and 18,430,032.30 is: 27,643,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,549,110.70 : 104,319,000.45 = 18,430,032.30 : x
  2. Step 2: Convert to fraction form
    69,549,110.70/104,319,000.45 = 18,430,032.30/x
  3. Step 3: Cross multiply
    69,549,110.70x = 104,319,000.45 × 18,430,032.30
  4. Step 4: Simplify right side
    69,549,110.70x = 1,922,602,547,797,214.75
  5. Step 5: Solve for x
    x = 1,922,602,547,797,214.75/69,549,110.70
  6. Step 6: Final answer
    x = 27,643,812.10

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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.