Home / 22,724,665.95-31,360,718.12-12,411,875.55

Finding the Fourth Proportional to 22,724,665.95, 31,360,718.12 and 12,411,875.55

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Solution

The fourth proportional to 22,724,665.95, 31,360,718.12 and 12,411,875.55 is: 17,128,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724,665.95 : 31,360,718.12 = 12,411,875.55 : x
  2. Step 2: Convert to fraction form
    22,724,665.95/31,360,718.12 = 12,411,875.55/x
  3. Step 3: Cross multiply
    22,724,665.95x = 31,360,718.12 × 12,411,875.55
  4. Step 4: Simplify right side
    22,724,665.95x = 389,245,330,464,070
  5. Step 5: Solve for x
    x = 389,245,330,464,070/22,724,665.95
  6. Step 6: Final answer
    x = 17,128,759.18

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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.