Home / 62,009,853.40-93,014,780.10-18,878,714.20

Finding the Fourth Proportional to 62,009,853.40, 93,014,780.10 and 18,878,714.20

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Solution

The fourth proportional to 62,009,853.40, 93,014,780.10 and 18,878,714.20 is: 28,318,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,009,853.40 : 93,014,780.10 = 18,878,714.20 : x
  2. Step 2: Convert to fraction form
    62,009,853.40/93,014,780.10 = 18,878,714.20/x
  3. Step 3: Cross multiply
    62,009,853.40x = 93,014,780.10 × 18,878,714.20
  4. Step 4: Simplify right side
    62,009,853.40x = 1,755,999,449,883,747.25
  5. Step 5: Solve for x
    x = 1,755,999,449,883,747.25/62,009,853.40
  6. Step 6: Final answer
    x = 28,318,071.30

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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.