Home / 25,105,698.40-37,658,547.60-17,771,812.80

Finding the Fourth Proportional to 25,105,698.40, 37,658,547.60 and 17,771,812.80

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Solution

The fourth proportional to 25,105,698.40, 37,658,547.60 and 17,771,812.80 is: 26,657,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105,698.40 : 37,658,547.60 = 17,771,812.80 : x
  2. Step 2: Convert to fraction form
    25,105,698.40/37,658,547.60 = 17,771,812.80/x
  3. Step 3: Cross multiply
    25,105,698.40x = 37,658,547.60 × 17,771,812.80
  4. Step 4: Simplify right side
    25,105,698.40x = 669,260,658,267,089.38
  5. Step 5: Solve for x
    x = 669,260,658,267,089.38/25,105,698.40
  6. Step 6: Final answer
    x = 26,657,719.20

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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.