Home / 53,164,355.60-79,746,533.40-12,774,839.60

Finding the Fourth Proportional to 53,164,355.60, 79,746,533.40 and 12,774,839.60

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Solution

The fourth proportional to 53,164,355.60, 79,746,533.40 and 12,774,839.60 is: 19,162,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,355.60 : 79,746,533.40 = 12,774,839.60 : x
  2. Step 2: Convert to fraction form
    53,164,355.60/79,746,533.40 = 12,774,839.60/x
  3. Step 3: Cross multiply
    53,164,355.60x = 79,746,533.40 × 12,774,839.60
  4. Step 4: Simplify right side
    53,164,355.60x = 1,018,749,172,841,042.62
  5. Step 5: Solve for x
    x = 1,018,749,172,841,042.62/53,164,355.60
  6. Step 6: Final answer
    x = 19,162,259.40

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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.