Home / 13,604,460.36-18,774,155.28-7,492,888.86

Finding the Fourth Proportional to 13,604,460.36, 18,774,155.28 and 7,492,888.86

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Solution

The fourth proportional to 13,604,460.36, 18,774,155.28 and 7,492,888.86 is: 10,340,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,460.36 : 18,774,155.28 = 7,492,888.86 : x
  2. Step 2: Convert to fraction form
    13,604,460.36/18,774,155.28 = 7,492,888.86/x
  3. Step 3: Cross multiply
    13,604,460.36x = 18,774,155.28 × 7,492,888.86
  4. Step 4: Simplify right side
    13,604,460.36x = 140,672,658,953,422.20
  5. Step 5: Solve for x
    x = 140,672,658,953,422.20/13,604,460.36
  6. Step 6: Final answer
    x = 10,340,186.62

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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.