Home / 13,349,304.78-20,012,081.70-4,827,746.76

Finding the Fourth Proportional to 13,349,304.78, 20,012,081.70 and 4,827,746.76

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Solution

The fourth proportional to 13,349,304.78, 20,012,081.70 and 4,827,746.76 is: 7,237,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,304.78 : 20,012,081.70 = 4,827,746.76 : x
  2. Step 2: Convert to fraction form
    13,349,304.78/20,012,081.70 = 4,827,746.76/x
  3. Step 3: Cross multiply
    13,349,304.78x = 20,012,081.70 × 4,827,746.76
  4. Step 4: Simplify right side
    13,349,304.78x = 96,613,262,588,030.28
  5. Step 5: Solve for x
    x = 96,613,262,588,030.28/13,349,304.78
  6. Step 6: Final answer
    x = 7,237,325.40

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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.