Home / 22,988,417.07-31,731,703.12-13,698,901.29

Finding the Fourth Proportional to 22,988,417.07, 31,731,703.12 and 13,698,901.29

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Solution

The fourth proportional to 22,988,417.07, 31,731,703.12 and 13,698,901.29 is: 18,909,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988,417.07 : 31,731,703.12 = 13,698,901.29 : x
  2. Step 2: Convert to fraction form
    22,988,417.07/31,731,703.12 = 13,698,901.29/x
  3. Step 3: Cross multiply
    22,988,417.07x = 31,731,703.12 × 13,698,901.29
  4. Step 4: Simplify right side
    22,988,417.07x = 434,689,468,804,465
  5. Step 5: Solve for x
    x = 434,689,468,804,465/22,988,417.07
  6. Step 6: Final answer
    x = 18,909,064.83

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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.