Home / 42,698,497-64,054,381.02-14,338,284.52

Finding the Fourth Proportional to 42,698,497, 64,054,381.02 and 14,338,284.52

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Solution

The fourth proportional to 42,698,497, 64,054,381.02 and 14,338,284.52 is: 21,509,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,698,497 : 64,054,381.02 = 14,338,284.52 : x
  2. Step 2: Convert to fraction form
    42,698,497/64,054,381.02 = 14,338,284.52/x
  3. Step 3: Cross multiply
    42,698,497x = 64,054,381.02 × 14,338,284.52
  4. Step 4: Simplify right side
    42,698,497x = 918,429,939,817,247.88
  5. Step 5: Solve for x
    x = 918,429,939,817,247.88/42,698,497
  6. Step 6: Final answer
    x = 21,509,655.01

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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.