Home / 58,298,964.14-87,389,922.08-19,934,240.78

Finding the Fourth Proportional to 58,298,964.14, 87,389,922.08 and 19,934,240.78

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Solution

The fourth proportional to 58,298,964.14, 87,389,922.08 and 19,934,240.78 is: 29,881,349.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,298,964.14 : 87,389,922.08 = 19,934,240.78 : x
  2. Step 2: Convert to fraction form
    58,298,964.14/87,389,922.08 = 19,934,240.78/x
  3. Step 3: Cross multiply
    58,298,964.14x = 87,389,922.08 × 19,934,240.78
  4. Step 4: Simplify right side
    58,298,964.14x = 1,742,051,748,488,158.50
  5. Step 5: Solve for x
    x = 1,742,051,748,488,158.50/58,298,964.14
  6. Step 6: Final answer
    x = 29,881,349.94

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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.