Home / 25,315,368.35-34,935,376.02-13,712,931.71

Finding the Fourth Proportional to 25,315,368.35, 34,935,376.02 and 13,712,931.71

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Solution

The fourth proportional to 25,315,368.35, 34,935,376.02 and 13,712,931.71 is: 18,923,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,368.35 : 34,935,376.02 = 13,712,931.71 : x
  2. Step 2: Convert to fraction form
    25,315,368.35/34,935,376.02 = 13,712,931.71/x
  3. Step 3: Cross multiply
    25,315,368.35x = 34,935,376.02 × 13,712,931.71
  4. Step 4: Simplify right side
    25,315,368.35x = 479,066,425,625,431.69
  5. Step 5: Solve for x
    x = 479,066,425,625,431.69/25,315,368.35
  6. Step 6: Final answer
    x = 18,923,936.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.