Home / 58,320,342.40-87,480,513.60-19,969,110.40

Finding the Fourth Proportional to 58,320,342.40, 87,480,513.60 and 19,969,110.40

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Solution

The fourth proportional to 58,320,342.40, 87,480,513.60 and 19,969,110.40 is: 29,953,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,342.40 : 87,480,513.60 = 19,969,110.40 : x
  2. Step 2: Convert to fraction form
    58,320,342.40/87,480,513.60 = 19,969,110.40/x
  3. Step 3: Cross multiply
    58,320,342.40x = 87,480,513.60 × 19,969,110.40
  4. Step 4: Simplify right side
    58,320,342.40x = 1,746,908,033,927,101.25
  5. Step 5: Solve for x
    x = 1,746,908,033,927,101.25/58,320,342.40
  6. Step 6: Final answer
    x = 29,953,665.60

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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.