Home / 22,148,938.40-33,217,186.80-7,007,511.20

Finding the Fourth Proportional to 22,148,938.40, 33,217,186.80 and 7,007,511.20

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Solution

The fourth proportional to 22,148,938.40, 33,217,186.80 and 7,007,511.20 is: 10,509,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,938.40 : 33,217,186.80 = 7,007,511.20 : x
  2. Step 2: Convert to fraction form
    22,148,938.40/33,217,186.80 = 7,007,511.20/x
  3. Step 3: Cross multiply
    22,148,938.40x = 33,217,186.80 × 7,007,511.20
  4. Step 4: Simplify right side
    22,148,938.40x = 232,769,808,533,492.16
  5. Step 5: Solve for x
    x = 232,769,808,533,492.16/22,148,938.40
  6. Step 6: Final answer
    x = 10,509,298.65

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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.