Home / 46,620,009.60-69,930,014.40-42,085,046.40

Finding the Fourth Proportional to 46,620,009.60, 69,930,014.40 and 42,085,046.40

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Solution

The fourth proportional to 46,620,009.60, 69,930,014.40 and 42,085,046.40 is: 63,127,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,620,009.60 : 69,930,014.40 = 42,085,046.40 : x
  2. Step 2: Convert to fraction form
    46,620,009.60/69,930,014.40 = 42,085,046.40/x
  3. Step 3: Cross multiply
    46,620,009.60x = 69,930,014.40 × 42,085,046.40
  4. Step 4: Simplify right side
    46,620,009.60x = 2,943,007,900,776,668.50
  5. Step 5: Solve for x
    x = 2,943,007,900,776,668.50/46,620,009.60
  6. Step 6: Final answer
    x = 63,127,569.60

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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.