Home / 42,697,190.67-64,049,723.19-13,943,476.95

Finding the Fourth Proportional to 42,697,190.67, 64,049,723.19 and 13,943,476.95

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Solution

The fourth proportional to 42,697,190.67, 64,049,723.19 and 13,943,476.95 is: 20,916,501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,697,190.67 : 64,049,723.19 = 13,943,476.95 : x
  2. Step 2: Convert to fraction form
    42,697,190.67/64,049,723.19 = 13,943,476.95/x
  3. Step 3: Cross multiply
    42,697,190.67x = 64,049,723.19 × 13,943,476.95
  4. Step 4: Simplify right side
    42,697,190.67x = 893,075,838,953,645.38
  5. Step 5: Solve for x
    x = 893,075,838,953,645.38/42,697,190.67
  6. Step 6: Final answer
    x = 20,916,501.18

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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.