Home / 13,604,509.37-18,774,223.08-7,492,937.87

Finding the Fourth Proportional to 13,604,509.37, 18,774,223.08 and 7,492,937.87

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Solution

The fourth proportional to 13,604,509.37, 18,774,223.08 and 7,492,937.87 is: 10,340,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,509.37 : 18,774,223.08 = 7,492,937.87 : x
  2. Step 2: Convert to fraction form
    13,604,509.37/18,774,223.08 = 7,492,937.87/x
  3. Step 3: Cross multiply
    13,604,509.37x = 18,774,223.08 × 7,492,937.87
  4. Step 4: Simplify right side
    13,604,509.37x = 140,674,087,095,960.03
  5. Step 5: Solve for x
    x = 140,674,087,095,960.03/13,604,509.37
  6. Step 6: Final answer
    x = 10,340,254.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.