Home / 19,897,829-29,852,834.76-10,189,316

Finding the Fourth Proportional to 19,897,829, 29,852,834.76 and 10,189,316

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Solution

The fourth proportional to 19,897,829, 29,852,834.76 and 10,189,316 is: 15,287,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897,829 : 29,852,834.76 = 10,189,316 : x
  2. Step 2: Convert to fraction form
    19,897,829/29,852,834.76 = 10,189,316/x
  3. Step 3: Cross multiply
    19,897,829x = 29,852,834.76 × 10,189,316
  4. Step 4: Simplify right side
    19,897,829x = 304,179,966,865,424.19
  5. Step 5: Solve for x
    x = 304,179,966,865,424.19/19,897,829
  6. Step 6: Final answer
    x = 15,287,093.22

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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.