Home / 28,604,692.95-42,908,361.35-9,437,125.11

Finding the Fourth Proportional to 28,604,692.95, 42,908,361.35 and 9,437,125.11

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Solution

The fourth proportional to 28,604,692.95, 42,908,361.35 and 9,437,125.11 is: 14,156,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604,692.95 : 42,908,361.35 = 9,437,125.11 : x
  2. Step 2: Convert to fraction form
    28,604,692.95/42,908,361.35 = 9,437,125.11/x
  3. Step 3: Cross multiply
    28,604,692.95x = 42,908,361.35 × 9,437,125.11
  4. Step 4: Simplify right side
    28,604,692.95x = 404,931,574,277,852.81
  5. Step 5: Solve for x
    x = 404,931,574,277,852.81/28,604,692.95
  6. Step 6: Final answer
    x = 14,156,123.79

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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.