Home / 40,004,159.40-60,006,239.10-39,366,430.20

Finding the Fourth Proportional to 40,004,159.40, 60,006,239.10 and 39,366,430.20

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Solution

The fourth proportional to 40,004,159.40, 60,006,239.10 and 39,366,430.20 is: 59,049,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004,159.40 : 60,006,239.10 = 39,366,430.20 : x
  2. Step 2: Convert to fraction form
    40,004,159.40/60,006,239.10 = 39,366,430.20/x
  3. Step 3: Cross multiply
    40,004,159.40x = 60,006,239.10 × 39,366,430.20
  4. Step 4: Simplify right side
    40,004,159.40x = 2,362,231,423,094,661
  5. Step 5: Solve for x
    x = 2,362,231,423,094,661/40,004,159.40
  6. Step 6: Final answer
    x = 59,049,645.30

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1.5x scale

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.