Home / 39,240,384-58,835,070.72-18,759,022.08

Finding the Fourth Proportional to 39,240,384, 58,835,070.72 and 18,759,022.08

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Solution

The fourth proportional to 39,240,384, 58,835,070.72 and 18,759,022.08 is: 28,126,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240,384 : 58,835,070.72 = 18,759,022.08 : x
  2. Step 2: Convert to fraction form
    39,240,384/58,835,070.72 = 18,759,022.08/x
  3. Step 3: Cross multiply
    39,240,384x = 58,835,070.72 × 18,759,022.08
  4. Step 4: Simplify right side
    39,240,384x = 1,103,688,390,714,841.38
  5. Step 5: Solve for x
    x = 1,103,688,390,714,841.38/39,240,384
  6. Step 6: Final answer
    x = 28,126,340.22

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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.