Home / 62,210,547.20-93,315,820.80-19,086,406.40

Finding the Fourth Proportional to 62,210,547.20, 93,315,820.80 and 19,086,406.40

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Solution

The fourth proportional to 62,210,547.20, 93,315,820.80 and 19,086,406.40 is: 28,629,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,210,547.20 : 93,315,820.80 = 19,086,406.40 : x
  2. Step 2: Convert to fraction form
    62,210,547.20/93,315,820.80 = 19,086,406.40/x
  3. Step 3: Cross multiply
    62,210,547.20x = 93,315,820.80 × 19,086,406.40
  4. Step 4: Simplify right side
    62,210,547.20x = 1,781,063,679,338,373
  5. Step 5: Solve for x
    x = 1,781,063,679,338,373/62,210,547.20
  6. Step 6: Final answer
    x = 28,629,609.60

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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.