Home / 29,983,898.55-44,947,115.64-12,688,307.31

Finding the Fourth Proportional to 29,983,898.55, 44,947,115.64 and 12,688,307.31

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Solution

The fourth proportional to 29,983,898.55, 44,947,115.64 and 12,688,307.31 is: 19,020,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,983,898.55 : 44,947,115.64 = 12,688,307.31 : x
  2. Step 2: Convert to fraction form
    29,983,898.55/44,947,115.64 = 12,688,307.31/x
  3. Step 3: Cross multiply
    29,983,898.55x = 44,947,115.64 × 12,688,307.31
  4. Step 4: Simplify right side
    29,983,898.55x = 570,302,815,938,427.38
  5. Step 5: Solve for x
    x = 570,302,815,938,427.38/29,983,898.55
  6. Step 6: Final answer
    x = 19,020,302.35

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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.