Home / 4,681,031.40-7,021,547.10-3,972,443.40

Finding the Fourth Proportional to 4,681,031.40, 7,021,547.10 and 3,972,443.40

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Solution

The fourth proportional to 4,681,031.40, 7,021,547.10 and 3,972,443.40 is: 5,958,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,031.40 : 7,021,547.10 = 3,972,443.40 : x
  2. Step 2: Convert to fraction form
    4,681,031.40/7,021,547.10 = 3,972,443.40/x
  3. Step 3: Cross multiply
    4,681,031.40x = 7,021,547.10 × 3,972,443.40
  4. Step 4: Simplify right side
    4,681,031.40x = 27,892,698,435,184.14
  5. Step 5: Solve for x
    x = 27,892,698,435,184.14/4,681,031.40
  6. Step 6: Final answer
    x = 5,958,665.10

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Double scale
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Similar ratio
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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.