Home / 19,465,901.40-29,167,359.30-12,264,547.80

Finding the Fourth Proportional to 19,465,901.40, 29,167,359.30 and 12,264,547.80

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Solution

The fourth proportional to 19,465,901.40, 29,167,359.30 and 12,264,547.80 is: 18,376,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465,901.40 : 29,167,359.30 = 12,264,547.80 : x
  2. Step 2: Convert to fraction form
    19,465,901.40/29,167,359.30 = 12,264,547.80/x
  3. Step 3: Cross multiply
    19,465,901.40x = 29,167,359.30 × 12,264,547.80
  4. Step 4: Simplify right side
    19,465,901.40x = 357,724,472,334,624.56
  5. Step 5: Solve for x
    x = 357,724,472,334,624.56/19,465,901.40
  6. Step 6: Final answer
    x = 18,376,979.57

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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.