Home / 42,726,200.90-64,089,302.16-10,377,885.47

Finding the Fourth Proportional to 42,726,200.90, 64,089,302.16 and 10,377,885.47

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Solution

The fourth proportional to 42,726,200.90, 64,089,302.16 and 10,377,885.47 is: 15,566,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,726,200.90 : 64,089,302.16 = 10,377,885.47 : x
  2. Step 2: Convert to fraction form
    42,726,200.90/64,089,302.16 = 10,377,885.47/x
  3. Step 3: Cross multiply
    42,726,200.90x = 64,089,302.16 × 10,377,885.47
  4. Step 4: Simplify right side
    42,726,200.90x = 665,111,437,668,703.62
  5. Step 5: Solve for x
    x = 665,111,437,668,703.62/42,726,200.90
  6. Step 6: Final answer
    x = 15,566,828.40

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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.