Home / 42,894,096.60-64,372,637.70-28,512,384.60

Finding the Fourth Proportional to 42,894,096.60, 64,372,637.70 and 28,512,384.60

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Solution

The fourth proportional to 42,894,096.60, 64,372,637.70 and 28,512,384.60 is: 42,789,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,894,096.60 : 64,372,637.70 = 28,512,384.60 : x
  2. Step 2: Convert to fraction form
    42,894,096.60/64,372,637.70 = 28,512,384.60/x
  3. Step 3: Cross multiply
    42,894,096.60x = 64,372,637.70 × 28,512,384.60
  4. Step 4: Simplify right side
    42,894,096.60x = 1,835,417,403,818,859.50
  5. Step 5: Solve for x
    x = 1,835,417,403,818,859.50/42,894,096.60
  6. Step 6: Final answer
    x = 42,789,510.66

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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.