Home / 28,047,547.60-42,106,750.80-15,104,006.80

Finding the Fourth Proportional to 28,047,547.60, 42,106,750.80 and 15,104,006.80

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Solution

The fourth proportional to 28,047,547.60, 42,106,750.80 and 15,104,006.80 is: 22,675,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,047,547.60 : 42,106,750.80 = 15,104,006.80 : x
  2. Step 2: Convert to fraction form
    28,047,547.60/42,106,750.80 = 15,104,006.80/x
  3. Step 3: Cross multiply
    28,047,547.60x = 42,106,750.80 × 15,104,006.80
  4. Step 4: Simplify right side
    28,047,547.60x = 635,980,650,409,105.38
  5. Step 5: Solve for x
    x = 635,980,650,409,105.38/28,047,547.60
  6. Step 6: Final answer
    x = 22,675,089.44

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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.