Home / 44,612,815.40-66,917,840.70-12,700,111.40

Finding the Fourth Proportional to 44,612,815.40, 66,917,840.70 and 12,700,111.40

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Solution

The fourth proportional to 44,612,815.40, 66,917,840.70 and 12,700,111.40 is: 19,049,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612,815.40 : 66,917,840.70 = 12,700,111.40 : x
  2. Step 2: Convert to fraction form
    44,612,815.40/66,917,840.70 = 12,700,111.40/x
  3. Step 3: Cross multiply
    44,612,815.40x = 66,917,840.70 × 12,700,111.40
  4. Step 4: Simplify right side
    44,612,815.40x = 849,864,031,537,454
  5. Step 5: Solve for x
    x = 849,864,031,537,454/44,612,815.40
  6. Step 6: Final answer
    x = 19,049,773.57

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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.