Home / 42,774,727.20-64,154,217.60-26,571,681.60

Finding the Fourth Proportional to 42,774,727.20, 64,154,217.60 and 26,571,681.60

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Solution

The fourth proportional to 42,774,727.20, 64,154,217.60 and 26,571,681.60 is: 39,852,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,774,727.20 : 64,154,217.60 = 26,571,681.60 : x
  2. Step 2: Convert to fraction form
    42,774,727.20/64,154,217.60 = 26,571,681.60/x
  3. Step 3: Cross multiply
    42,774,727.20x = 64,154,217.60 × 26,571,681.60
  4. Step 4: Simplify right side
    42,774,727.20x = 1,704,685,443,364,316.25
  5. Step 5: Solve for x
    x = 1,704,685,443,364,316.25/42,774,727.20
  6. Step 6: Final answer
    x = 39,852,631.56

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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.