Home / 58,281,989.38-87,421,783.76-19,423,262.80

Finding the Fourth Proportional to 58,281,989.38, 87,421,783.76 and 19,423,262.80

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Solution

The fourth proportional to 58,281,989.38, 87,421,783.76 and 19,423,262.80 is: 29,134,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,281,989.38 : 87,421,783.76 = 19,423,262.80 : x
  2. Step 2: Convert to fraction form
    58,281,989.38/87,421,783.76 = 19,423,262.80/x
  3. Step 3: Cross multiply
    58,281,989.38x = 87,421,783.76 × 19,423,262.80
  4. Step 4: Simplify right side
    58,281,989.38x = 1,698,016,280,415,252.25
  5. Step 5: Solve for x
    x = 1,698,016,280,415,252.25/58,281,989.38
  6. Step 6: Final answer
    x = 29,134,494.18

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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.