Home / 16,915,139.66-23,334,075.32-10,390,239.74

Finding the Fourth Proportional to 16,915,139.66, 23,334,075.32 and 10,390,239.74

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Solution

The fourth proportional to 16,915,139.66, 23,334,075.32 and 10,390,239.74 is: 14,333,114.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,139.66 : 23,334,075.32 = 10,390,239.74 : x
  2. Step 2: Convert to fraction form
    16,915,139.66/23,334,075.32 = 10,390,239.74/x
  3. Step 3: Cross multiply
    16,915,139.66x = 23,334,075.32 × 10,390,239.74
  4. Step 4: Simplify right side
    16,915,139.66x = 242,446,636,686,017.22
  5. Step 5: Solve for x
    x = 242,446,636,686,017.22/16,915,139.66
  6. Step 6: Final answer
    x = 14,333,114.69

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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.