Home / 58,143,007.20-87,214,510.80-17,753,426.40

Finding the Fourth Proportional to 58,143,007.20, 87,214,510.80 and 17,753,426.40

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Solution

The fourth proportional to 58,143,007.20, 87,214,510.80 and 17,753,426.40 is: 26,630,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,143,007.20 : 87,214,510.80 = 17,753,426.40 : x
  2. Step 2: Convert to fraction form
    58,143,007.20/87,214,510.80 = 17,753,426.40/x
  3. Step 3: Cross multiply
    58,143,007.20x = 87,214,510.80 × 17,753,426.40
  4. Step 4: Simplify right side
    58,143,007.20x = 1,548,356,398,499,805
  5. Step 5: Solve for x
    x = 1,548,356,398,499,805/58,143,007.20
  6. Step 6: Final answer
    x = 26,630,139.60

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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.