Home / 14,282,744.40-19,710,126.32-7,756,328.16

Finding the Fourth Proportional to 14,282,744.40, 19,710,126.32 and 7,756,328.16

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Solution

The fourth proportional to 14,282,744.40, 19,710,126.32 and 7,756,328.16 is: 10,703,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282,744.40 : 19,710,126.32 = 7,756,328.16 : x
  2. Step 2: Convert to fraction form
    14,282,744.40/19,710,126.32 = 7,756,328.16/x
  3. Step 3: Cross multiply
    14,282,744.40x = 19,710,126.32 × 7,756,328.16
  4. Step 4: Simplify right side
    14,282,744.40x = 152,878,207,812,973.19
  5. Step 5: Solve for x
    x = 152,878,207,812,973.19/14,282,744.40
  6. Step 6: Final answer
    x = 10,703,699.76

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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.