Home / 14,155,572.51-19,534,503.74-7,960,617.36

Finding the Fourth Proportional to 14,155,572.51, 19,534,503.74 and 7,960,617.36

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Solution

The fourth proportional to 14,155,572.51, 19,534,503.74 and 7,960,617.36 is: 10,985,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,572.51 : 19,534,503.74 = 7,960,617.36 : x
  2. Step 2: Convert to fraction form
    14,155,572.51/19,534,503.74 = 7,960,617.36/x
  3. Step 3: Cross multiply
    14,155,572.51x = 19,534,503.74 × 7,960,617.36
  4. Step 4: Simplify right side
    14,155,572.51x = 155,506,709,551,825.84
  5. Step 5: Solve for x
    x = 155,506,709,551,825.84/14,155,572.51
  6. Step 6: Final answer
    x = 10,985,547.17

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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.