Home / 19,636,543.51-29,434,605.02-8,711,878.05

Finding the Fourth Proportional to 19,636,543.51, 29,434,605.02 and 8,711,878.05

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Solution

The fourth proportional to 19,636,543.51, 29,434,605.02 and 8,711,878.05 is: 13,058,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636,543.51 : 29,434,605.02 = 8,711,878.05 : x
  2. Step 2: Convert to fraction form
    19,636,543.51/29,434,605.02 = 8,711,878.05/x
  3. Step 3: Cross multiply
    19,636,543.51x = 29,434,605.02 × 8,711,878.05
  4. Step 4: Simplify right side
    19,636,543.51x = 256,430,689,354,885.94
  5. Step 5: Solve for x
    x = 256,430,689,354,885.94/19,636,543.51
  6. Step 6: Final answer
    x = 13,058,850.67

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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.