Home / 59,781,986.20-89,688,725.70-21,439,502.20

Finding the Fourth Proportional to 59,781,986.20, 89,688,725.70 and 21,439,502.20

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Solution

The fourth proportional to 59,781,986.20, 89,688,725.70 and 21,439,502.20 is: 32,164,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,781,986.20 : 89,688,725.70 = 21,439,502.20 : x
  2. Step 2: Convert to fraction form
    59,781,986.20/89,688,725.70 = 21,439,502.20/x
  3. Step 3: Cross multiply
    59,781,986.20x = 89,688,725.70 × 21,439,502.20
  4. Step 4: Simplify right side
    59,781,986.20x = 1,922,881,631,960,346.50
  5. Step 5: Solve for x
    x = 1,922,881,631,960,346.50/59,781,986.20
  6. Step 6: Final answer
    x = 32,164,900.40

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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.