Home / 84,118,666.10-126,189,808.95-26,604,940.10

Finding the Fourth Proportional to 84,118,666.10, 126,189,808.95 and 26,604,940.10

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Solution

The fourth proportional to 84,118,666.10, 126,189,808.95 and 26,604,940.10 is: 39,911,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,666.10 : 126,189,808.95 = 26,604,940.10 : x
  2. Step 2: Convert to fraction form
    84,118,666.10/126,189,808.95 = 26,604,940.10/x
  3. Step 3: Cross multiply
    84,118,666.10x = 126,189,808.95 × 26,604,940.10
  4. Step 4: Simplify right side
    84,118,666.10x = 3,357,272,308,345,194
  5. Step 5: Solve for x
    x = 3,357,272,308,345,194/84,118,666.10
  6. Step 6: Final answer
    x = 39,911,145.34

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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.