Home / 43,374,818.40-64,936,256.40-42,115,106.40

Finding the Fourth Proportional to 43,374,818.40, 64,936,256.40 and 42,115,106.40

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Solution

The fourth proportional to 43,374,818.40, 64,936,256.40 and 42,115,106.40 is: 63,050,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,374,818.40 : 64,936,256.40 = 42,115,106.40 : x
  2. Step 2: Convert to fraction form
    43,374,818.40/64,936,256.40 = 42,115,106.40/x
  3. Step 3: Cross multiply
    43,374,818.40x = 64,936,256.40 × 42,115,106.40
  4. Step 4: Simplify right side
    43,374,818.40x = 2,734,797,347,503,681
  5. Step 5: Solve for x
    x = 2,734,797,347,503,681/43,374,818.40
  6. Step 6: Final answer
    x = 63,050,346.92

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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.