Home / 53,164,373.16-79,746,559.79-12,774,857.16

Finding the Fourth Proportional to 53,164,373.16, 79,746,559.79 and 12,774,857.16

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Solution

The fourth proportional to 53,164,373.16, 79,746,559.79 and 12,774,857.16 is: 19,162,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,373.16 : 79,746,559.79 = 12,774,857.16 : x
  2. Step 2: Convert to fraction form
    53,164,373.16/79,746,559.79 = 12,774,857.16/x
  3. Step 3: Cross multiply
    53,164,373.16x = 79,746,559.79 × 12,774,857.16
  4. Step 4: Simplify right side
    53,164,373.16x = 1,018,750,910,254,775.25
  5. Step 5: Solve for x
    x = 1,018,750,910,254,775.25/53,164,373.16
  6. Step 6: Final answer
    x = 19,162,285.75

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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.