Home / 14,681,307.40-22,021,961.10-8,618,943.40

Finding the Fourth Proportional to 14,681,307.40, 22,021,961.10 and 8,618,943.40

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Solution

The fourth proportional to 14,681,307.40, 22,021,961.10 and 8,618,943.40 is: 12,928,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681,307.40 : 22,021,961.10 = 8,618,943.40 : x
  2. Step 2: Convert to fraction form
    14,681,307.40/22,021,961.10 = 8,618,943.40/x
  3. Step 3: Cross multiply
    14,681,307.40x = 22,021,961.10 × 8,618,943.40
  4. Step 4: Simplify right side
    14,681,307.40x = 189,806,036,277,901.75
  5. Step 5: Solve for x
    x = 189,806,036,277,901.75/14,681,307.40
  6. Step 6: Final answer
    x = 12,928,415.10

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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.