Home / 53,239,425.60-79,859,138.40-26,365,569.60

Finding the Fourth Proportional to 53,239,425.60, 79,859,138.40 and 26,365,569.60

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Solution

The fourth proportional to 53,239,425.60, 79,859,138.40 and 26,365,569.60 is: 39,548,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239,425.60 : 79,859,138.40 = 26,365,569.60 : x
  2. Step 2: Convert to fraction form
    53,239,425.60/79,859,138.40 = 26,365,569.60/x
  3. Step 3: Cross multiply
    53,239,425.60x = 79,859,138.40 × 26,365,569.60
  4. Step 4: Simplify right side
    53,239,425.60x = 2,105,531,671,681,233
  5. Step 5: Solve for x
    x = 2,105,531,671,681,233/53,239,425.60
  6. Step 6: Final answer
    x = 39,548,354.40

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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.