Home / 9,663,748.56-13,335,632.88-5,312,803.20

Finding the Fourth Proportional to 9,663,748.56, 13,335,632.88 and 5,312,803.20

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Solution

The fourth proportional to 9,663,748.56, 13,335,632.88 and 5,312,803.20 is: 7,331,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,748.56 : 13,335,632.88 = 5,312,803.20 : x
  2. Step 2: Convert to fraction form
    9,663,748.56/13,335,632.88 = 5,312,803.20/x
  3. Step 3: Cross multiply
    9,663,748.56x = 13,335,632.88 × 5,312,803.20
  4. Step 4: Simplify right side
    9,663,748.56x = 70,849,593,038,889.22
  5. Step 5: Solve for x
    x = 70,849,593,038,889.22/9,663,748.56
  6. Step 6: Final answer
    x = 7,331,481.42

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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.