Home / 13,490,332.99-20,225,526.76-7,004,095.58

Finding the Fourth Proportional to 13,490,332.99, 20,225,526.76 and 7,004,095.58

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Solution

The fourth proportional to 13,490,332.99, 20,225,526.76 and 7,004,095.58 is: 10,500,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,490,332.99 : 20,225,526.76 = 7,004,095.58 : x
  2. Step 2: Convert to fraction form
    13,490,332.99/20,225,526.76 = 7,004,095.58/x
  3. Step 3: Cross multiply
    13,490,332.99x = 20,225,526.76 × 7,004,095.58
  4. Step 4: Simplify right side
    13,490,332.99x = 141,661,522,642,206.66
  5. Step 5: Solve for x
    x = 141,661,522,642,206.66/13,490,332.99
  6. Step 6: Final answer
    x = 10,500,965.60

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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.