Home / 31,208,612.40-46,812,918.60-29,319,044.40

Finding the Fourth Proportional to 31,208,612.40, 46,812,918.60 and 29,319,044.40

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Solution

The fourth proportional to 31,208,612.40, 46,812,918.60 and 29,319,044.40 is: 43,978,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208,612.40 : 46,812,918.60 = 29,319,044.40 : x
  2. Step 2: Convert to fraction form
    31,208,612.40/46,812,918.60 = 29,319,044.40/x
  3. Step 3: Cross multiply
    31,208,612.40x = 46,812,918.60 × 29,319,044.40
  4. Step 4: Simplify right side
    31,208,612.40x = 1,372,510,038,926,985.75
  5. Step 5: Solve for x
    x = 1,372,510,038,926,985.75/31,208,612.40
  6. Step 6: Final answer
    x = 43,978,566.60

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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.