Home / 11,808,208.20-17,712,312.30-9,708,688.20

Finding the Fourth Proportional to 11,808,208.20, 17,712,312.30 and 9,708,688.20

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Solution

The fourth proportional to 11,808,208.20, 17,712,312.30 and 9,708,688.20 is: 14,563,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,208.20 : 17,712,312.30 = 9,708,688.20 : x
  2. Step 2: Convert to fraction form
    11,808,208.20/17,712,312.30 = 9,708,688.20/x
  3. Step 3: Cross multiply
    11,808,208.20x = 17,712,312.30 × 9,708,688.20
  4. Step 4: Simplify right side
    11,808,208.20x = 171,963,317,421,724.84
  5. Step 5: Solve for x
    x = 171,963,317,421,724.84/11,808,208.20
  6. Step 6: Final answer
    x = 14,563,032.30

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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.