Home / 67,354,043.40-101,031,065.10-29,090,291.40

Finding the Fourth Proportional to 67,354,043.40, 101,031,065.10 and 29,090,291.40

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Solution

The fourth proportional to 67,354,043.40, 101,031,065.10 and 29,090,291.40 is: 43,635,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,354,043.40 : 101,031,065.10 = 29,090,291.40 : x
  2. Step 2: Convert to fraction form
    67,354,043.40/101,031,065.10 = 29,090,291.40/x
  3. Step 3: Cross multiply
    67,354,043.40x = 101,031,065.10 × 29,090,291.40
  4. Step 4: Simplify right side
    67,354,043.40x = 2,939,023,124,211,370
  5. Step 5: Solve for x
    x = 2,939,023,124,211,370/67,354,043.40
  6. Step 6: Final answer
    x = 43,635,437.10

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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.